>>> TONIGHT THE RASH OF SHOOTINGS OF PEOPLE WHO MADE SIMPLE MISTAKES AND WOUND UP IN THE WRONG PLACE >>> THE CHEERLEADER SHOT IN TEXAS AFTER ONE OF THEM APPROACHED THE WRONG CAR. A SUSPECT NOW IN CUSTODY. >>> IN MISSOURI, THE 84-YEAR-OLD MAN WHO SHOT A BLACK TEENAGER WHO MISTAKENLY RANG HIS DOORBELL TODAY PLEADING NOT GUILTY. >>> AND IN UPSTATE NEW YORK, A YOUNG WOMAN SHOT AND KILLED WHEN THE CAR SHE WAS IN MADE A WRONG TURN IN A DRIVEWAY THE SHOOTER DENIED BAIL >>> PLUS, THE ARRESTS IN THE DEADLY WEEKEND SHOOTING AT A SWEET 16 PARTY IN ALABAMA THAT INJURED DOZENS THE LATEST ON THE CASES AND THE STATE OF GUN VIOLENCE IN AMERICA. >>> ALSO TONIGHT, THE AIRMAN ACCUSED OF LEAKING TOP SECRET INTELLIGENCE DOCUMENTS IN COURT THE BLOWBACK ON CAPITOL HILL >>> THE HEARING IN CONGRESS ABOUT UNIDENTIFIED OBJECTS IN THE SKY WHY THE PENTAGON'S WARNING TONIGHT IS NOT ABOUT ALIEN LIFE >>> THE SEVERE WEATHER THREAT ACROSS THE PLAINS MILLIONS FACING HIGH WINDS AND LARGE HAIL IN THE MIDDLE OF THE COUNTRY. OUR SERIES, "CLIMATE CHALLENGE," THE THREAT FACING SOME ENDANGERED GENTLE GIANTS OF THE SEA, BUT ALSO SIGNS OF HOPE >>> AND THE OFFICIAL END OF A BYGONE ERA, STREAMING GIANT NETFLIX PULLING THE PLUG ON ITS DVDs BY MAIL >> Announcer: THIS IS "NBC NIGHTLY NEWS" WITH LESTER HOLT >>> GOOD EVENING, AND WELCOME. THEY ARE THE THINGS THAT HAPPEN ALL THE TIME, A MIXED UP ADDRESS, PULLING INTO THE WRONG DRIVEWAY, OR CONFUSING ONE CAR FROM ANOTHER, YET REMARKABLY FOR A THIRD TIME IN A WEEK, SEEMINGLY INNOCENT MOMENTS OF CONFUSION HAVE LED TO BLOODSHED FROM KANSAS CITY WHERE A TEEN WHO APPROACHED THE WRONG DOORSTEP IS RECOVERING FROM TWO BULLET WOUNDS, TO NEW YORK STATE WHERE A 20-YEAR-OLD WOMAN WAS FATALLY SHOT AFTER THE CAR SHE WAS IN ACCIDENTALLY DROVE UP THE WRONG DRIVEWAY, AND NOW IN ELGIN, TEXAS, A HIGH SCHOOL CHEERLEADER HAS BEEN SHOT AND SERIOUSLY WOUNDED AFTER HER FRIEND APPARENTLY APPROACHED THE WRONG CAR. A STRING OF TRAGEDIES UNCONNECTED EXCEPT FOR THE FACT IN EACH CASE SOMEONE REACTED WITH A GUN. IN ALL THREE CASES, THE ALLEGED SHOOTERS HAVE BEEN ARRESTED AND FACE CHARGES MORGAN CHESKY HAS THE LATEST >> Reporter: THREE SHOOTINGS IN ONE WEEK, MISSOURI, NEW YORK, AND TONIGHT, ELGIN, TEXAS, ALL TIED TO SEEMINGLY INNOCENT MISTAKES, APPROACHING THE WRONG CAR OR HOME. >> I'M PAYTON WASHINGTON >> Reporter: HIGH SCHOOL CHEERLEADER PAYTON WASHINGTON, THE LATEST VICTIM, AFTER A STRANGER OPENED FIRE ON HER AND THREE FRIENDS IN THE PARKING LOT OF A GROCERY STORE OUTSIDE AUSTIN >> IT WAS UNFORTUNATE. THESE GIRLS WERE JUST TRYING TO GET HOME. >> Reporter: THE GIRLS TRAVELING HOME FROM A LATE NIGHT PRACTICE TO WHERE THEY HAD ALL PARKED THEIR CARS. AFTER ONE OF THE TEENS MISTAKENLY APPROACHED THE WRONG VEHICLE, POLICE SAY A MAN BEGAN SHOOTING MULTIPLE TIMES. >> THE GUY GOT OUT, AND THEY SAW THAT HE HAD A GUN, AND SO THEY TRIED TO SPEED OFF, AND HE SHOT HIS GUN LIKE FIVE TIMES OR SO. >> Reporter: POLICE ARRESTING PEDRO RODRIGUEZ JR., CHARGED WITH DEADLY CONDUCT, A THIRD-DEGREE FELONY AS WASHINGTON REMAINS IN THE ICU. >> SHE'S WON EVERY TITLE THERE IS TO WIN IN ALL-STAR CHEERLEADING SHE'S LITERALLY A ROLE MODEL FOR THE KIDS IN THIS INDUSTR THROUGHOUT THE COUNTRY. EVERYBODY KNOWS HER. >> Reporter: THE LATEST SHOOTING COMES DAYS AFTER A KANSAS CITY TEEN WAS SHOT IN THE HEAD AFTER GOING TO THE WRONG HOME TO PICK UP HIS YOUNGER BROTHERS THE 84-YEAR-OLD SUSPECT PLEADING NOT GUILTY TODAY TO FIRST DEGREE ASSAULT AND ARMED CRIMINAL ACTION AND WAS RELEASED ON $200,000 BOND. THE FAMILY PRESSING FOR ADDITIONAL HATE CRIME CHARGES. RALPH YARL IS NOW OUT OF A HOSPITAL. HIS FAMILY RELEASING THIS NEW PHOTO CALLING HIM A WALKING MIRACLE ADDING, HAD THE BULLET HIT HIS HEAD A FRACTION OF AN INCH IN ANY OTHER DIRECTION, HE WOULD PROBABLY BE DEAD MEANWHILE, TONIGHT AN UPSTATE NEW YORK, KEVIN MONAHAN PLEADINGiA UPSTATE NEW YORK, KEVIN MONAHAN PN UPSTATE NEW YORK, KEVIN MONAHAN PN UPSTATE NEW YORK, KEVIN MONAHAN PON UPSTATE NEW YORK, KEVIN MONAHAN PN UPSTATE NEW YORK, KEVIN MONAHAN PLEADING NOT GUILTY TO MURDER AND REMANDED INTO JAIL WITHOUT BAIL MONAHAN'S ACCUSED OF FATALLY SHOOTING 20-YEAR-OLD KAYLIN GILLIS SHE WAS IN A CAR THAT ACCIDENTALLY PULLED INTO HIS DRIVEWAY LOOKING FOR A FRIEND'S HOUSE. POLICE SAY THE SUSPECT FIRED TWO SHOTS FROM HIS FRONT PORCH KILLING GILLIS >> FOR THIS MAN TO SIT ON HIS PORCH AND FIRE AT A CAR WITH NO THREAT IS JUST -- JUST ANGERS ME SO BADLY. >> Reporter: TONIGHT, COMMUNITIES GRIEVING AFTER COMMON MISTAKES ENDED WITH VIOLENCE IN THREE SEPARATE SHOOTINGS. >> INCREDIBLY TROUBLING. MORGAN JOINS US NOW FROM AUSTIN WHERE THAT TEXAS CHEERLEADER IS RECOVERING WHAT'S THE LATEST ON HER CONDITION? >> Reporter: YEAH, LESTER, SOME ENCOURAGING NEWS TONIGHT, PAYTON WASHINGTON MADE IT THROUGH SURGERY AND IS CURRENTLY RECOVERING INSIDE AN AUSTIN ICU WHERE FRIENDS AND FAMILY SAY SHE'S ALREADY SPEAKING TO VISITORS AS FOR THAT MAN WHO PULLED A TRIGGER, WE'RE TOLD IF HE'S CONVICTED ON THIS DEADLY CONDUCT CHARGE, HE FACES TWO TO TEN YEARS IN A TEXAS PRISON LESTER. >> ALL RIGHT, MORGAN, THANK YOU. >>> IN ALABAMA THREE PEOPLE INCLUDING TWO BROTHERS HAVE BEEN ARRESTED AND CHARGED WITH MURDER AFTER THAT DEADLY SWEET 16 PARTY OVER THE WEEKEND FOUR PEOPLE WERE KILLED, AND 32 INJURED AT A DANCE STUDIO. HERE'S MIGUEL ALMAGUER WITH MORE. >> Reporter: NOT FAR FROM THE BULLET-RIDDLED CRIME SCENE, AUTHORITIES TODAY ANNOUNCED THE ARREST OF TWO TEENAGE BROTHERS, 17-YEAR-OLD TY REIK McCULLOUGH AND 16-YEAR-OL TRAVIS McCULLOUGH, AS WELL AS A THIRD MAN WILSON LAMAR HILL JR. ALL CHARGED AS ADULT FACING FOUR COUNTS OF RECKLESS MURDER AFTER GUNFIRE TORE THROUGH A SWEET 16 PARTY IN ALABAMA THAT LEFT 32 INJURED. >> WE ARE ABSOLUTELY STILL IN THE EARLY STAGES OF THIS INVESTIGATION. >> Reporter: RELEASING NO MOTIVE FOR SATURDAY NIGHT'S MASS SHOOTING INSIDE A SMALL DANCE HALL IN DADEVILLE, AUTHORITIES SAY THEIR INVESTIGATION IS COMPLEX. THE FOUR VICTIMS WHO DIED WERE ALL YOUNG ADULTS INCLUDING HIGH SCHOOL SENIOR, PHIL DOWDELL, WHO LOST HIS LIFE IN HIS SISTER'S ARMS ON THE NIGHT SHE WAS CELEBRATING HER SWEET 16 >> I'M GLAD THEY GOT SOMEONE AND -- BUT IT STILL DON'T BRING MY SON BACK TO ME JUST A FEELING IN MY HEART THAT JUSTICE WILL BE SERVED >> THERE'S UNCUT CAKE AND UNBURNT 16 CANDLES THAT NEVER GOT LIT LEXI'S BROTHER WAS ONE OF THE VICTIMS >> Reporter: WITH AUTHORITIES SAYING MORE CHARGES ARE LIKELY TO FOLLOW, A BOND HEARING MUST BE HELD BY FRIDAY FOR THE SUSPECTS IT'S UNCLEAR IF ANY HAVE ATTORNEYS TONIGHT, TWO TEENAGE BROTHERS AND A 20-YEAR-OLD ARRESTED FOR MURDER WHILE FAMILIES WHO WERE PLANNING GRADUATIONS NOW PREPARE FOR FUNERALS MIGUEL ALMAGUER, NBC NEWS >>> IN MEMPHIS TODAY, THE FAMILY OF TYRE NICHOLS FILED A $550 MILLION LAWSUIT AGAINST THE CITY, ITS POLICE CHIEF, AND FIVE OFFICERS INVOLVED IN THE BEATING THAT KILLED HIM AMONG OTHER THINGS, THE SUIT ALLEGES AN OPPRESSION STYLE OF POLICING AND POOR TRAINING IN THE UNIT THE OFFICERS WERE IN >>> TONIGHT THE SUPREME COURT EXTENDED A PAUSE IN A LOWER COURT RULING FROM TEXAS THAT WAS TRYING TO LIMIT ACCESS TO THE ABORTION PILL. THE EXTENSION BUYS THE JUSTICES UNTIL FRIDAY NIGHT TO MAKE A DECISION, SO UNTIL THEN, THE ABORTION PILL WILL REMAIN WIDELY AVAILABLE >>> THE 21-YEAR-OLD AIR NATIONAL GUARDSMAN CHARGED WITH LEAKING TOP SECRET INTELLIGENCE DOCUMENTS WAS IN COURT TODAY IN BOSTON AS THE MILITARY TOOK ACTION AGAINST HIS UNIT ANDREA MITCHELL IS FOLLOWING THIS FOR US. ANDREA, TODAY WE SAW A MAJOR CHANGE AS A RESULT OF THESE LEAKS. >> Reporter: YES, LESTER, THE AIR FORCE INSPECTOR GENERAL HAS REASSIGNED THE NATIONAL GUARD AIRMEN'S INTELLIGENCE UNIT FOR RETRAINING TEMPORARILY TAKING AWAY THEIR ACCESS TO TOP SECRETS WHILE THE PENTAGON INVESTIGATES JUST WHAT WENT WRONG TODAY AIRMAN FIRST CLASS JACK TEIXEIRA WHO ALLEGEDLY TOOK AND DISTRIBUTED THOSE CLASSIFIED DOCUMENTS WAS IN FEDERAL COURT IN BOSTON TRADING HIS MILITARY UNIFORM FOR AN ORANGE JUMPSUIT THE JUDGE GRANTED THE DEFENSE'S REQUEST FOR A TWO-WEEK DELAY BEFORE THE NEXT HEARING, BUT THE ENTIRE CONGRESS WAS BRIEFED TODAY ON WHY A 21-YEAR-OLD ENLISTED MAN AT A BASE IN CAPE COD ALLEGEDLY HAD ACCESS TO SO MANY TOP SECRETS. SENATE INTELLIGENCE LEADERS IN BOTH PARTIES NOW CALLING THAT UNACCEPTABLE, DEMANDING ANSWERS TONIGHT FROM THE ADMINISTRATION WHILE AMERICAN ALLIES ARE TELLING NBC NEWS PRIVATELY THEY ARE OUTRAGED LESTER. >> ANDREA MITCHELL, THANK YOU. >>> TODAY A WARNING FROM THE MAN WHO RUNS THE PENTAGON'S PROGRAM THAT INVESTIGATES UNEXPLAINED AERIAL PHENOMENA, WHAT MOST OF US CALL UFOs. AND WHILE MANY MAY BE BALLOONS, SOME MAY BE ADVANCED CHINESE OR RUSSIAN VEHICLES HERE'S TOM COSTELLO. >> Reporter: WHATEVER THEY ARE -- >> THERE'S A WHOLE FLEET OF THEM. >> Reporter: -- THEY SEEM TO DEFY THE RULES OF PHYSICS, HOVERING, STOPPING ON A DIME, MOVING AT HYPERSONIC SPEEDS TODAY THE MAN IN CHARGE OF INVESTIGATING UAPs SAID HIS OFFICE NOW HAS 650 REPORTS. MORE THAN HALF HAVE A ROUND OR SPHERE SHAPE, POSSIBLY BALLOONS, TYPICALLY WHITE, TRANSLUCENT OR METALLIC, OBSERVED AT 10,000 TO 30,000 FEET AND SO FAR, NO SIGN OF ALIEN INVOLVEMENT. >> NO CREDIBLE EVIDENCE THUS FAR OF EXTRATERRESTRIAL ACTIVITY. >> Reporter: SEAN KIRKPATRICK SAYS THIS CASE REMAINS UNRESOLVED A CYLINDER OBJECT SPOTTED SOMEWHERE IN THE MIDDLE EAST BUT THIS FLYING OBJECT WITH A TAIL, HE SAYS TURNS OUT TO BE A PLANE. >> THIS IS THE HEAT SIGNATURE OFF THE ENGINES OF A COMMUTER AIRCRAFT THAT HAPPENED TO BE FLYING IN THE VICINITY >> Reporter: MORE CONCERNING, RUSSIA OR CHINA COULD HAVE ADVANCED CAPABILITIES THE U.S. DOESN'T HAVE. >> COULD YOU DESCRIBE A POTENTIAL THREAT THAT MIGHT EXIST OUT THERE IF THEY ARE FOREIGN? >> ARE THERE CAPABILITIES THAT COULD BE EMPLOYED AGAINST US, ABSOLUTELY >> Reporter: TWO MONTHS AFTER U.S. FIGHTERS SHOT A CHINESE SPY BALLOON OUT OF THE SKY, "THE WASHINGTON POST" REPORTS LEAKED INTELLIGENCE DOCUMENTS NOT VERIFIED BY NBC NEWS SUGGEST CHINA COULD SOON DEPLOY A HIGH-ALTITUDE SPY DRONE ABLE TO TRAVEL AT THREE TIMES THE SPEED OF SOUND AND ABLE TO SURVEIL AND ATTACK AMERICAN TARGETS. >> THE ADVERSARY IS NOT WAITING. THEY ARE ADVANCING, AND THEY'RE ADVANCING QUICKLY. >> Reporter: THE PENTAGON'S UAP OFFICE HAS BEEN OPEN ONLY NINE MONTHS. THREE DOZEN EXPERTS TRYING TO DETERMINE WHAT'S A THREAT AND WHAT'S NOT LESTER. >> OKAY, TOM COSTELLO, THANK YOU. >>> NOW TO THE HEATED BACK AND FORTH OVER EXTENDING AMERICA'S RAPIDLY APPROACHING DEBT LIMIT REPUBLICANS WITH DEM DEMANDS OF SPENDIN CUTS SPARKING A SHARP RESPONSE FROM PRESIDENT BIDEN. KRISTEN WELKER BRINGS US DETAILS. >> Reporter: FACING A GROWING SHOWDOWN WITH REPUBLICANS OVER AMERICA'S ABILITY TO PAY OFF ITS DEBT, PRESIDENT BIDEN SPEAKING TO UNION MEMBERS IN MARYLAND ACCUSING THE GOP OF RISKING A POTENTIAL DEFAULT. >> WHO DO YOU THINK IT WILL HURT THE MOST? YOU, HARD-WORKING PEOPLE, THE MIDDLE CLASS, THE NEIGHBORHOODS I GOT RAISED IN. >> Reporter: AND BLASTING REPUBLICANS FOR WANTING TO NEGOTIATE A DEBT CEILING INCREASE HIGHLIGHTING A COMMENT FROM FORMER PRESIDENT TRUMP. >> HE SAID, QUOTE, I CAN'T IMAGINE ANYBODY EVER EVEN THINKING ABOUT USING THE DEBT CEILING AS A NEGOTIATING WEDGE. I GUESS HE DIDN'T KNOW THE NEW MAGA REPUBLICANS HE BRED. >> Reporter: PRESIDENT BIDEN IS SKIPPING TOWN TO DELIVER A SPEECH IN MARYLAND HE'S GIVING AMERICA'S DEBT THE SOUTHERN BORDER TREATMENT, IGNORE IT AND HOPE THAT IT GOES AWAY. >> Reporter: MEANWHILE, HOUSE SPEAKER KEVIN McCARTHY TODAY RAISING THE STAKES IN STALLED NEGOTIATIONS WITH PRESIDENT BIDEN OUTLINING A NEW REPUBLICAN PROPOSAL TO AGREE TO RAISE THE DEBT LIMIT IF DEMOCRATS AGREE TO CUT SPENDING INCLUDING LIMITING SPENDING INCREASES TO 1% PER YEAR FOR A DECADE, TAKING BACK UNSPENT COVID RELIEF MONEY AND SCRAPPING PRESIDENT BIDEN'S STUDENT LOAN FORGIVENESS PROPOSAL >> NOW THAT WE'VE INTRODUCED A CLEAR PLAN FOR A RESPONSIBLE DEBT LIMIT INCREASE, THEY HAVE NO MORE EXCUSE AND REFUSE TO NEGOTIATE. >> Reporter: THE FACE-OFF BETWEEN THE PRESIDENT AND THE NEW HOUSE SPEAKER AS THE SUMMER DEADLINE TO RAISE THE DEBT CEILING LOOMS WITH ANALYSTS SAYING A DEFAULT COULD DEVASTATE THE ECONOMY. >> SO, KRISTEN, WHERE DOES THIS LEAVE THE STALEMATE? >> Reporter: WELL, LESTER, THE REPUBLICAN PLAN IS RELATELY JUS DESIGNED TO RESTART NEGOTIATIONS, AND NOW IT'S A QUESTION OF WHO BLINKS FIRST MEANWHILE, NBC NEWS HAS LEARNED TOP DEMOCRATIC DONORS ARE SET TO HUDDLE WITH PRESIDENT BIDEN NEXT WEEK AS A PART OF THE RAMP-UP TO HIS EXPECTED RE-ELECTION ANNOUNCEMENT, LESTER. >> ALL RIGHT KRISTEN WELKER, THANK YOU. >>> IN 60 SECONDS, THE NEW SEVERE WEATHER THREAT MILLIONS AT RISK WE'LL TELL YOU WHERE AND WHEN >>> AND THE NEW POWER STRUGGLE FOR FORMER PRESIDENT TRUMP'S TOP POTENTIAL REPUBLICAN RIVAL, FLORIDA GOVERNOR RON DeSANTIS NEXT >>> WE ARE TRACKING A NEW ROUND OF SEVERE WEATHER TONIGHT. IT COULD HIT A LARGE AREA FROM IOWA TO TEXAS PUTTING 8 MILLION PEOPLE AT RISK FOR STORMS WITH VERY LARGE HAIL AND POSSIBLY A FEW TORNADOES. IT CONTINUES TOMORROW WHEN 18 MILLION COULD FACE SIMILAR THREATS FROM ILLINOIS TO TEXAS. >>> IN FLORIDA, THE PARENTAL RIGHTS IN EDUCATION ACT, WHAT CRITICS DUB THE DON'T SAY GAY LAW, HAS BEEN EXPANDED. A VICTORY FOR GOVERNOR RON DeSANTIS TOUTING THAT LAW AND HIS RECORD ON THE ECONOMY AS HE RAMPS UP AN EXPECTED RUN FOR PRESIDENT. GABE GUTIERREZ IS IN FLORIDA FOR US TONIGHT. ♪♪ >> Reporter: TONIGHT, FLORIDA GOVERNOR RON DeSANTIS IS IN THE EARLY PRIMARY STATE OF SOUTH CAROLINA. THE TOP POTENTIAL CHALLENGER TO FORMER PRESIDENT TRUMP SLAMMING WHAT HE CALLS THE WOKE MOB. >> PEOPLE ALSO SIDE WITH US ON WANTING OUR SCHOOL SYSTEM TO BE ABOUT EDUCATING KIDS, NOT INDOCTRINATING KIDS. GENDER IDEOLOGY HAS NO PLACE IN OUR K THROUGH 12 SCHOOL SYSTEM. >> Reporter: TODAY FLORIDA'S DEPARTMENT OF EDUCATION EXPANDED THE PARENTAL RIGHTS IN EDUCATION ACT OF GENDER IDENTITY AND SEXUAL ORIENTATION FROM KINDERGARTEN NOW THROUGH 12th GRADE BANNED UNLESS IT'S REQUIRED BY STATE ACADEMIC STANDARDS OR PART OF A HEALTH COURSE PARENTS CAN OPT OUT OF. LGBTQ ADVOCACY GROUPS THAT SUBBED IT THE DON'T SAY GAY LAW SLAMMING THE EXPANSION SAYING IT WILL FURTHER STIGMATIZE A PART OF OUR POPULATION THAT NEEDS OUR SUPPORT, AND DISNEY ALSO OPPOSED THAT LAW. REPUBLICAN LAWMAKERS NOW TRYING TO END THE DECADES OLD DEAL THAT GAVE DISNEY SELF-GOVERNANCE AND TAX BREAKS. ISN'T IT RISKY TO GO AFTER THE LARGEST SINGLE SITE EMPLOYER IN FLORIDA? >> I THINK IT'S RISKY NOT TO HOLD PEOPLE ACCOUNTABLE AND MAKE SURE THAT PEOPLE PLAY BY THE SAME RULES. >> Reporter: THE BATTLE COMES AS QUESTIONS MOUNT ABOUT DeSANTIS' NOT YET ANNOUNCED PRESIDENTIAL CAMPAIGN WHERE MORE REPUBLICAN MEMBERS OF CONGRESS ENDORSED MR. TRUMP INSTEAD. FLORIDA HOUSE SPEAKER PAUL RENNER IS A STAUNCH DeSANTIS ALLY. HAS HE INDICATED TO YOU THAT HE PLANS TO RUN FOR PRESIDENT AFTER THE SESSION IS OVER? >> NO, HE HASN'T, AND WHAT I APPRECIATE ABOUT THE GOVERNOR IS HE'S FOCUSED ON THIS VERY, VERY BIG TRANSFORMATIVE SESSION THAT I THINK IS LEADING WHERE THE COUNTRY OUGHT TO GO IN THE COMING YEARS. >> Reporter: AMONG THE REPUBLICAN BILLS PASSED, ABORTION RESTRICTIONS, SCHOOL VOUCHERS AND EXPANDED GUN RIGHTS. OTHER SOURCES TELL NBC NEWS THAT GOVERNOR DeSANTIS COULD ANNOUNCE A PRESIDENTIAL RUN AS EARLY AS NEXT MONTH. LESTER. >> ALL RIGHT, GABE, THANK YOU. >>> A KEY MEMBER OF DONALD TRUMP'S INNER CIRCLE GOT OUT OF JAIL TODAY. ALLEN WEISSELBERG, THE LONGTIME CFO FOR THE FORMER PRESIDENT'S COMPANY, SERVED NEARLY FOUR MONTHS IN THE NOTORIOUS RIKERS ISLAND JAIL FOR HELPING ENGINEER A 15-YEAR TAX FRAUD SCHEME AT THE TRUMP FAMILY BUSINESS. >>> STILL AHEAD, OUR NBC CLIMATE CHALLENGE. WE TAKE YOU ON A JOURNEY TO SAVE THE ATLANTIC OCEAN'S GENTLE G >>> NOW TO OUR SERIES, "CLIMATE CHALLENGE" AND HOW OUR WARMING PLANET IS PUTTING GENT THE GIANTS OF THE SEA AT RISK. NAMED RIGHT WHALES CENTURIES AGO BECAUSE THEY WERE RIGHT TO HUNT, SOMETHING HAS GONE WRONG FOR THESE MAJESTIC CREATURES OF THE ATLANTIC, BUT AS ANNE THOMPSON FOUND, THERE ARE SOLUTIONS. >> Reporter: IN THE SPRING THEY ARE A PLAYGROUND FOR THE RIGHT WHALE. >> WOW. >> Reporter: NOW THEY'VE GOT FIVE WHALES HERE. >> Reporter: NOW RESEARCHERS FROM THE CENTER OF COASTAL STUDIES DOCUMENT THE CONDITIONS OF SOME OF THE MOST ENDANGERED CREATURES IN THE WORLD. HOW OFTEN DO YOU SEE THEM? >> RARELY. >> Reporter: THEIR NUMBERS PEAKED AT 483 IN 2010. TODAY THERE ARE FEWER THAN 340. WHAT'S THE GOAL OF ALL THIS? >> THE GOAL? WELL, THE GOAL IS TO CONSERVE THE SPECIES, NOT LET THEM GO EXTINCT, NOT LET US MAKE THEM GO EXTINCT. >> Reporter: THESE RIGHT WHALES ARE HUGE, UP TO 65 FEET LONG, THE SIZE OF A SCHOOL BUS, BUT THEY SWIM VERY SLOWLY, JUST SIX MILES AN HOUR. THAT SLOW SPEEDS PUTS THEM ON A POTENTIALLY DEADLY COLLISION COURSE WITH BOATS CARRYING ALL THE STUFF WE ORDER. THEY MIGRATE 2,000 MILES UP AND DOWN THE EAST COAST TRAVELING THE SAME ROUTE AS CARGO SHIPS NOW BIGGER AND HEAVIER. THE WHALES MUST ALSO NAVIGATE A MAZE OF VERTICAL FISHING LINES THAT CAN ENTANGLE THEM THEN THERE'S CLIMATE CHANGE, WARMING WATERS IMPACTING THEIR FOOD SUPPLY. RESEARCHER CHRISTY HUDAK. >> THE RIGHT WHALES ARE ALWAYS FOLLOWING WHERE THEIR FOOD IS. NOW, THEIR FOOD IS SHIFTING BECAUSE OF THE WARM WATER. >> DOES THAT PUT THEM MORE IN DANGER OF FISHERMEN? >> UNFORTUNATELY, THAT'S TRUE. >> Reporter: NOAA'S INSTITUTED SLOW ZONES AND TEMPORARY FISHING BANS WHEN WHALES ARE PRESENT, BUT CRITICS SAY SHIP SPEED LIMITS ARE NOT BEING ENFORCED. >> OCEANIA'S ANALYSIS WAS FEEDING TOO MANY SPEEDING VESSELS IT FOUND TO PROTECT THE RIGHT WHALES. >> Reporter: OCEANA POINTS TO THIS WHALE KILLED BY A VESSEL STRIKE LAST FEBRUARY NEAR VIRGINIA BEACH, IN A STATEMENT NOAA SAYS, IT'S AWARE OF THEIR ANALYSIS BUT SAYS MOST BOATS OBEY THE LIMIT CITING 78% COMPLIANCE IN THE WATERS WHERE THE WHALE WAS FOUND. BACK IN CAPE COD, A SIGN OF HOPE. IS THAT A CALF? >> YES, IT IS. >> Reporter: 1 OF 11 TO SURVIVE THIS YEAR, NUMBERS THAT MUST GROW FOR THE SPECIES TO REBOUND. ANNE THOMPSON, NBC NEWS, CAPE COD, MASSACHUSETTS. >> AMAZING CREATURES. >>> WHEN WE COME BACK, YOU'VE GOT MAIL NO MORE. THE FINAL CURTAIN CALL FOR NETFLIX'S DVDs ONCE DELIVERED TO >>> FINALLY TONIGHT, IT'S THE END OF AN ERA THE WAY SO MANY HAVE WATCHED MOVIES FOR 25 YEARS. NETFLIX'S MAIL ORDER DVD SERVICE SET TO BECOME A THING OF THE PAST. JOE FRYER WITH THAT STORY. ♪♪ >> Reporter: IN THE AGE OF STREAMING, THOSE RED ENVELOPES MIGHT FEEL AS ARCHAIC AS THE TELEGRAPH, BUT NOT THAT LONG AGO, DVDs DELIVERED BY SNAIL MAIL SEEMED ANYTHING BUT SLUGGISH. ONLINE QUEUES OFFERED AN ALTERNATIVE TO COMBING THE AISLE AT BLOCKBUSTER VIDEO. COME SEPTEMBER 29th NETFLIX WILL FINALLY END ITS DVD BY MAIL BUSINESS. WHILE THE COMPANY WON'T SAY HOW MANY PEOPLE STILL USE IT, WE KNOW IT'S AT LEAST ONE. HOW DO FOLKS REACT WHEN THEY HEAR YOU STILL GET DVDs BY MAIL? >> MOST PEOPLE ARE, LIKE, THAT'S STILL A THING. >> Reporter: AMANDA TEACHES FILM STUDIES ALT GEORGIA'S SOUTHERN UNIVERSITY. SHE SAYS THE NETFLIX DVD PLAN IS CHEAPER THAN SIGNING UP FOR A BUNCH OF STREAMING SERVICES, AND THE SELECTION FOR OLDER, MORE OBSCURE MOVIES IS USUALLY BETTER. >> YOU KNOW, THE FIRST THING I SAID THIS MORNING WHEN I SAW THE NEWS ON MY PHONE WAS, OH, I'M GOING TO HAVE TO BUY A WHOLE LOT MORE DVDs NOW BECAUSE I CAN'T ACCESS THINGS THE SAME WAY ANYMORE. >> Reporter: NETFLIX ACTUALLY STARTED MAILING DVDs BACK IN 1998. THE FIRST DISC SENT OUT WAS "BEETLEJUICE." >> IT'S SHOWTIME. >> Reporter: AND THE MOST REQUESTED, "THE BLIND SIDE." OVER 25 YEARS THE COMPANY SHIPPED OUT MORE THAN 5.2 BILLION DVDs. >> I HAVE TILL SEPTEMBER TO WATCH A LOT OF THINGS. >> Reporter: AFTER THAT, WELL, AMANDA WON'T BE MAILING IT IN. JOE FRYER, NBC NEWS. >> REMEMBER THAT GREAT FEELING WHEN IT SHOWED UP IN YOUR MAILBOX? THAT'S "NIGHTLY NEWS" FOR THIS WEDNESDAY. THANKS FOR WATCHING, EVERYONE.