NBC Nightly News Full Episode - July 29

TEST. TEST. TEST. TEST. TEST. >>> TONIGHT, THE DEADLIEST. >>> TONIGHT, THE DEADLYIST MASS. SHOOTING IN YEARS. THE GUNMAN TURNING AN AR-15 ON A. SKYSCRAPER FULL OF WORKERS. THE NOTES HE LEFT BEHIND. WHY HE MAY HAVE BEEN TARGETING. THE NFL OFFICES AND HINTING AT. CTE FROM HIS DAYS PLAYING HIGH. SCHOOL FOOTBALL AND WHAT HIS.

FORMER COACH TELLS US TONIGHT. PLUS, HIS HISTORY OF MENTAL. HEALTH INCIDENTS AND WHAT WE'RE. LEARNING ABOUT THE PEOPLE HE. SHOT. THE NYPD MOURNING THE OFFICER HE. KILLED AND AN OFFICER SHOT IN. COLD BLOOD. >>> AND WHY PRESIDENT TRUMP AND. JEFFREY EPSTEIN HAD A FALLING. OUT DECADES AGO. THE PRESIDENT SAYING HE STOLE. EMPLOYEES FROM THE MAR-A-LAGO. SPA, INCLUDING A PROMINENT. EPSTEIN ACCUSER. >>> IN GAZA, THE DEATH TOLL.

REPORTEDLY GOES PAST 60,000. THE NEW AID DROPS HITTING THE. OCEAN, PEOPLE RUNNING INTO THE. WATER IN DESPERATION. >>> THE SAILBOAT PULLED FROM THE. BAY IN THAT CAMP TRAGEDY WHERE. TWO YOUNG GIRLS DIED. AUTHORITIES INTERVIEWING THE. CAPTAIN OF THE BARGE THAT. COLLIDED WITH THE SAILBOAT, TESTING HIM FOR DRUGS AND. ALCOHOL. >>> THE MONSTER TORNADO CAUGHT. ON CAMERA. VIDEO CAPTURING THE TWISTER. PICKING UP A STRUCTURE AND. RIPPING IT APART. >>> THIS JUST IN. THE NEW FE TOE OF THE PERSON OF. INTEREST IN THE CASE OF THE.

COUPLE KILLED WHILE HIKING WITH. THIT CAME TO ROMANCE. NIGHTLY NEWS STARTS RIGHT NOW. >>> TONIGHT, WE ARE LEARNING NEW.

DETAILS IN THE MIDTOWN MANHATTAN. SHOOTING. FIRST RESPONDERS RACING TO HELP. IN ALL, FOUR VICTIMS INCLUDING A. NEW YORK CITY POLICE OFFICER, A. BLACKSTONE EXECUTIVE, AND A. SECURITY GUARD WERE KILLED. THE GUNMAN, A 27-YEAR-OLD FROM. LAS VEGAS, DROVE ACROSS THE. COUNTRY IN THIS BMW AND USED AN. AR-15 STYLE RIFLE TO BURST. INSIDE THE BUILDING. NBC NEWS REPORTING HE HAD A. HISTORY OF MENTAL HEALTH ISSUES.

AND DIED OF A SELF-INFLICTING. GUN SHOT WOUND. IN A NOTE LEFT AT THE SCENE, THE. GUNMAN WONDERED IF CTE, A. FOOTBALL RELATED INJURY, WAS A. POSSIBLE CAUSE OF HIS MENTAL. ILLNESS, THOUGH IT'S UNCLEAR HE. EVEN HAD IT. THE MAYOR SAYING THE GUNMAN WAS. TRYING TO ACCESS THE NFL. HEADQUARTERS. ERIN McLAUGHLIN REPORTS FROM. MIDTOWN MANHATTAN AS. INVESTIGATORS WORK TO PIECE. TOGETHER A MOTIVE. >> Reporter: TONIGHT, POLICE SAY. CHILLING NEW EVIDENCE MAY POINT. TO WHY THIS MAN ARMED HIMSELF. WITH AN AR-15 STYLE RIFLE AND.

OPENED FIRE IN THE SKYSCRAPER. THAT'S HOME TO NFL HEADQUARTERS. >> ACCESS SHOOTER. WE'RE GETTING MULTIPLE CALLS. FROM 345 PARK AVENUE. >> Reporter: THE RIFLE LATER. RECOVERED SMEARED WITH BLOOD. A SUICIDE NOTE FOUND IN HIS. WALLET CONTAINED SEVERAL. INSTANCES RELATED TO CTE. HE WROTE CTE STUDY MY BRAIN,

PLEASE. I'M SORRY. ADDING THE LEAGUE KNOWINGLY. CONCEALED THE DANGERS TO OUR. BRAINS TO MAXIMIZE PROFIT. >> WE HAVE REASON TO BELIEVE HE. WAS FOCUSED ON THE NFL AGENCY. THAT WAS LOCATED IN THE. BUILDING. >> Reporter: WALTER ROBE COACHED. HIS FOOTBALL TEAM TEN YEARS AGO. >> HIS WORK ETHIC WAS STRONG. WILLING TO DO WHATEVER YOU ASKED. HIM TO DO. HE WAS A COACHABLE TYPE OF KID. >> Reporter: DID HE SHOW ANY. SIGNS OF ANY MENTAL ILLNESS?

>> NOT TO ME. NOT AT ALL. >> Reporter: DID HE EVER EXPRESS. CONCERN ABOUT CTE? >> NO, NOT TO ME. >> Reporter: POLICE SAY THE. 27-YEAR-OLD HAD A DOCUMENTED. HISTORY OF MENTAL ILLNESS AND. THEY BELIEVE PART OF THE ASSAULT. RIFLE HE USED WAS PURCHASED BY. AN ASSOCIATE. >> WE HAVE LOCATED THAT. ASSOCIATE AND WILL BE. QUESTIONING HIM ABOUT THE. PURCHASE. >> Reporter: THEY SAY HE FAILED. TO SHOW UP OVERNIGHT AT HIS JOB. INSTEAD, HE DROVE HIS BLACK BMW. ACROSS THE COUNTRY.

HIS LICENSE PLATE WAS. PHOTOGRAPHED IN NEW JERSEY LATE. MONDAY AFTERNOON. >> WEARING A BLACK SUIT AND. BULLETPROOF VEST. >> Reporter: ROUGHLY TWO HOURS. LATER AT 6:28 P.M., POLICE SAY. HE OPENED FIRE IN THE BUILDING'S. LOBBY, KILLING TWO. ALONG WITH BLACKSTONE EXECUTIVE, WESLEY LAPATNER. AN NFL EMPLOYEE WAS SHOT BUT. SURVIVED. AFTER HIS SHOOTING SPREE IN THE. LOBBY, POLICE SAY HE HEADED TO. THE ELEVATOR.

>> HE APPEARED TO HAVE GONE TO. THE WRONG FLOOR. >> Reporter: ACCORDING TO THE. POLICE COMMISSIONER, HE NEVER. ENTERED THE NFL OFFICES, INSTEAD, GOING TO THE 33rd. FLOOR, HOME TO THE BUILDING'S. OWNER. THERE, HE SHOT AND KILLED A. 27-YEAR-OLD WOMAN ACCORDING TO. POLICE SOURCES, BEFORE HE TURNED. THE GUN ON HIMSELF. THIS VIDEO SHOWS HOW BLACKSTONE. EMPLOYEES ON ANOTHER FLOOR. CREATED A BARRIER OUT OF OFFICE. FURNITURE TO PROTECT THEMSELVES. THIS WOMAN LEARNED AN ACTIVE.

SHOOTER ENTERED BY E-MAIL. >> WE STARTED TO FIND A PLACE TO. HIDE AND WE WERE IN THERE FOR. MAYBE OVER AN HOUR AND A HALF. WAITING. SO, PRETTY SCARY. >> Reporter: OUTSIDE, VIDEO. SHOWS THE HARROWING MOMENTS. POLICE CARRIED A BODY FROM THE. BUILDING. >> WE ALL WERE JUST RUNNING AS. QUICKLY AS WE COULD. >> Reporter: TONIGHT, NEW. YORKERS PAYING TRIBUTE TO THE. INNOCENT LIVES LOST. LAPATNER WAS ONE OF BLACKSTONE'S. HIGHEST RANKING EXECUTIVES. SHE WAS ALSO A WIFE AND MOM TO. TWO KIDS. THE FIRM CALLING HER BRILLIANT,

PASSIONATE, GENEROUS, AND DEEPLY. RESPECTED. THE NEW YORK POLICE OFFICER WAS. ORIGINALLY FROM BANGLADESH, REMEMBERED BY FAMILY AS A DEVOUT. HUSBAND AND FATHER OF TWO WITH A. BABY ON THE WAY. >> I -- I MISS HIM. >> Reporter: TONIGHT, HIS BODY. MOVED TO A LOCAL MOSQUE IN A. SOLEMN PROCESSION. HE'LL BE BURIED WITHOUT MEETING. HIS UNBORN CHILD. >> TRAGEDY FOR THE FAMILIES OF. THOSE VICTIMS.

ERIN, I WANT TO GO SOMETHING YOU. REPORTED. YOU HAVE MORE REPORTING ON THE. GUNMAN'S HISTORY OF MENTAL. ILLNESS? >> Reporter: THAT'S RIGHT, TOM. LAW ENFORCEMENT OFFICIALS IN. NEVADA TELL NBC NEWS HE SUFFERED. FROM AT LEAST TWO MENTAL HEALTH. INCIDENTS. ONE IN 2022 THEN AGAIN IN 2024. THEY'VE ALSO FOUND A SECOND. SUICIDE NOTE INSIDE OF HIS LAS. VEGAS HOME. MEANWHILE TONIGHT, THE CORONER. SAYS HIS BRAIN WILL BE EXAMINED. AS PART OF THE AUTOPSY.

>> ERIN, THANK YOU. >>> NOW TO THE NEW DETAILS FROM. PRESIDENT TRUMP ABOUT HIS. FALLING OUT WITH JEFFREY EPSTEIN. TWO DECADES AGO. EPSTEIN WAS HIRING AWAY. EMPLOYEES FROM MAR-A-LAGO, INCLUDING A YOUNG WOMAN WHO HAD. BECOME A PROMINENT EPSTEIN. ACCUSER. HERE'S KELLY O'DONNELL. >> Reporter: AS PRESIDENT TRUMP. HEADED HOME FROM SCOTLAND, HE. IDENTIFIED A PROMINENT SEXUAL. ABUSE ACCUSER OF JEFFREY. EPSTEIN, AS A FORMER MAR-A-LAGO.

EMPLOYEE WHO HAD BEEN RECRUITED. BY EPSTEIN TO WORK FOR HIM. INSTEAD, CAUSING A FALLING OUT. WITH MR. TRUMP. >> HE STOLE HER. AND BY THE WAY, SHE HAD NO. COMPLAINTS ABOUT US. >> Reporter: SHE HAD WORKED AT. THE SPA AT TRUMP'S MAR-A-LAGO. CLUB AS A TEENAGER IN THE LATE. '90s. REPORTERS ASKED THE PRESIDENT. WHETHER ANY YOUNG WOMEN WERE. AMONG THOSE HIRED AWAY BY. EPSTEIN. >> I HAVE A GREAT SPA.

ONE OF THE BEST SPAS IN THE. WORLD AT MAR-A-LAGO. >> Reporter: THIS SURFACED AS. THE PRESIDENT REVEALED MORE. ABOUT WHY HE CUT OFF HIS. FRIENDSHIP WITH EPSTEIN 20 YEARS. AGO. >> HE TOOK PEOPLE WHO WORKED FOR. ME AND I TOLD HIM DON'T DO IT. ANYMORE AND HE DID IT. I SAID STAY THE HELL OUT OF. HERE. >> Reporter: IN 2019, EPSTEIN. WAS CHARGED WITH SEX. TRAFFICKING. >> HOW DID THIS HAPPEN FOR SO. LONG? HOW DID HE GET AWAY WITH IT?

>> Reporter: PRESIDENT TRUMP IS. NOT ACCUSED OF ANY WRONG DOING. TIED TO EPSTEIN. GHISLAINE MAXWELL HAS BEEN. SUBPOENAED BY CONGRESS TO. TESTIFY. BUT HER LAWYERS WANT IMMUNITY. FIRST. TOM? >> KELLY O'DONNELL, THANK YOU. >>> NOW TO GAZA AND THE ALARMING. NEW WARNING ABOUT FAMINE. CONDITIONS DEVELOPING THERE AS. PRESIDENT TRUMP SAYS THE U.S. WILL SEND IN MORE FOOD AID. HERE'S MATT BRADLEY. >> Reporter: TONIGHT, AS FOOD. AID IS AIR DROPPED INTO GAZA,

PEOPLE RUSH INTO THE OCEAN TO. GRAB AID PACKAGES THAT LANDED IN. THE WATER. I ALMOST DROWNED. I ONLY DID THAT FOR MY BOY, JUST. TO BRING HIM SOMETHING, SAID. THIS FATHER. NOW, AN ALARMING ASSESSMENT FROM. THE WORLD'S LEADING AUTHORITY ON. MEASURING HUNGER, SAYING GAZA IS. ENDURING THE WORST CASE SCENARIO. OF FAMINE. SAYING 20,000 CHILDREN WERE. TREATED FOR ACUTE MALNUTRITION. IN THE LAST FEW MONTHS. >> THEY ARE STARVING AND YOU SEE. THE MOTHERS.

THEY LOVE THEM SO MUCH. WE'RE GOING TO GET THEM. >> Reporter: BUT BLAMING HAMAS. FOR STEALING AID. >> THEY SAID MONEY, FOOD, AND. HAMAS STEALS IT. >> Reporter: IT COMES AS THE. HEALTH MINISTRY SAYS MORE THAN. 60,000 GAZANS HAVE BEEN KILLED. SINCE THE OCTOBER 7 TERROR. ATTACKS STARTED THE WAR NEARLY. TWO YEARS AGO. HAMAS DOESN'T DISTINGUISH. BETWEEN COMBATANTS IN ITS DEATH. TOLL. PRESIDENT TRUMP BLAMES HAMAS FOR. BLOCKING A CEASE FIRE DEAL AND. BENJAMIN NETANYAHU SAYING QUOTE, ON ONE PATH OR ANOTHER, THEY'LL.

BRING HOME THE HOSTAGES. THE U.N. SAYS HALF THE AMOUNT OF. REQUESTED AID IS SUCCESSFULLY. ENTERING GAZA. THIS ISN'T ENOUGH. CHILDREN ARE PALE AND TURNING. INTO SKELETONS, THIS MOTHER. SAYS. THEY'VE FORGOTTEN WHAT EGGS, MEAT, AND FRUIT ARE. THE U.K. ANNOUNCED TODAY IT WILL. RECOGNIZE THE STATE OF PALESTINE. UNLESS ISRAEL AGREES TO A CEASE. FIRE BY SEPTEMBER AND IMPROVES. THE SITUATION IN GAZA. PRESIDENT TRUMP SAID THE U.K.'S. MOVE WOULD BE REWARDING HAMAS. TOM? >> MATT BRADLEY, TONIGHT. THANK YOU. >>> BACK HERE IN THE STATES AND. TO MIAMI, THE SAILBOAT AND BARGE.

INVOLVED IN A DEADLY COLLISION. HAS BEEN HAULED AWAY FROM THE. TRAGIC SCENE THAT LEFT TWO KIDS. DEAD. JESSE KIRSCH WITH NEW DETAILS ON. THE CAPTAIN OF THAT BARGE AND. WHAT INVESTIGATOR HAVES ASKED. FOR. >> Reporter: THIS IS THE. SAILBOAT THAT COLLIDED WITH A. BARGE IN BISCAYNE BAY. THE CRASH KILLING TWO GIRLS WHO. WERE AT SAILING CAMP. >> THERE IT IS. >> Reporter: LATE TODAY, THE. SMALL VESSEL HOISTED TO THE. SURFACE. THE MAST AND SAIL IN A PILE ON. TOP OF THE HULL.

NOW, THEY'VE BEEN TAKEN AWAY AS. AUTHORITIES SHARE MORE DETAILS. ABOUT THEIR INVESTIGATION. >> WE BELIEVE ALL OF THE GIRLS. WERE WEARING LIFE JACKETS. >> Reporter: THE U.S. COAST. GUARD REVEALING THEY'VE. INTERVIEWED THE BARGE CAPTAIN. AND HAVE TESTED FOR. INTOXICATION. >> WE DID DO ALCOHOL TESTING AND. WE HAVE CONDUCTED THE CHEMICAL. TESTING AS WELL. >> Reporter: MONDAY'S TRAGEDY. BETWEEN MIAMI BEACH AND THE. MAINLAND IN AN AREA CONSTANTLY. FILLED WITH YACHTS, JET-SKIS, TOUR BOATS, AND MORE. SO FAR, INVESTIGATORS HAVE NOT.

DETERMINED HOW THIS COULD HAVE. HAPPENED. HAVE YOU SEEN A SAILBOAT OR. BARGE ON ITS OWN IN THAT. SPECIFIC SPOT, THAT WOULD NOT BE. A RED FLAG? >> NOT IMMEDIATE. NOT UNCOMMON. >> Reporter: THE MIAMI YACHT. CLUB SAYS ITS FACILITIES ARE. CLOSED UNTIL FURTHER NOTICE. THE COAST GUARD TELLING ME LAW. ENFORCEMENT DID NOT ORDER THE. CLOSURE. >>> NOW TO THE SHOCKING MURDER. TRIAL IN COLORADO WHERE A FORMER. DENTIST IS ACCUSED OF KILLING. HIS WIFE BY POISONING HER.

PROTEIN SHAKES. THE JURY NOW DELIBERATING AFTER. TWO WEEKS OF TESTIMONY. >> MEMBERS OF THE JURY --. >> Reporter: A COLORADO JURY NOW. DELIBERATING IN THE MURDER TRIAL. OF FORMER DENTIST, JAMES CRAIG, WHO IS ACCUSED OF KILLING HIS. WIFE BY POISONING HER PROTEIN. SHAKES. IN CLOSING ARGUMENTS, PROSECUTORS SAID IN 2023, HE. RESEARCHED POISONS BEFORE LACING. HER SHAKES AND POISONING HER. WITH CYANIDE, ARSENIC, AND EYE.

DROPS. >> HE SUDDENLY REALIZES HE NEEDS. TO GO BUY 12 BOTTLES OF EYE. DROPS? GIVE ME A BREAK. >> Reporter: ADDING THE FATHER. OF SIX HAD BEEN CHEATING FOR. MOST OF THEIR 23-YEAR MARRIAGE. AND KILLED HIS WIFE BECAUSE HE. WANTED OUT OF THE MARRIAGE. WANTED THE MONEY, AND DID NOT. WANT TO RUIN HIS IMAGE ACCORDING. TO PROSECUTORS. >> HE CHEATED ON HIS WIFE. CONSTANTLY. BUT THIS IDEA THAT SOMEHOW THIS. WAS SOME SORT OF MOTIVE.

NOTHING NEW. >> Reporter: CRAIG, EMOTIONAL, AS HIS DEFENSE ATTORNEY MADE THE. CASE THAT THE CHEATING WAS NOT A. MOTIVE FOR MURDER, BUT IT WAS A. MOTIVE FOR SUICIDE. >> SHE WANTED TO KILL HERSELF. >> Reporter: SAYING THIS HOME. VIDEO WARNED DOCTORS OF HIS. WIFE'S POSSIBLE SUICIDAL. THOUGHTS. [ INAUDIBLE ]. DOCTORS COULD NOT FIGURE OUT. WHAT WAS WRONG WITH ANGELA.

IN TEXT MESSAGES PRESENTED IN. COURT, SHE SAID I FEEL DRUGGED. AND CRAIG REPLYING, JUST FOR THE. RECORD, I DIDN'T DRUG YOU. CRAIG'S FUTURE NOW IN THE HANDS. OF THE JURY. NBC NEWS. >>> WE'RE BACK IN 60 SECONDS. WITH A NEW ANNOUNCEMENT FROM. CHATGPT PARENT COMPANY, OPEN. >>> WE'RE BACK NOW WITH OUR.

SERIES, AI REVOLUTION, AND A. MAJOR ANNOUNCEMENT TODAY ABOUT A. NEW VERSION OF CHATGPT. THIS ONE SPECIFICALLY DESIGNED. FOR COLLEGE STUDENTS LEARNING, BUT WILL IT MEAN AN END TO. STUDENTS USING AI TO DO THEIR. WORK FOR THEM? HERE'S SAVANNAH SELLERS. >> Reporter: IT'S CALLED STUDY. MODE. THE NEWEST TOOL FROM OPENAI. THE CHAT BOT THAT CAME BURSTING. ON TO THE SCENE IN 2022. >> AI HAS MADE CHEATING. INCREDIBLY EASY. >> Reporter: HAS FRUSTRATED.

COLLEGE PROFESSORS. HOW MUCH HAS AI IMPACTED YOUR. CLASSROOM? >> IT'S HAD A HUGE IMPACT. WHAT I'VE BEEN STARTING TO SEE. IS MORE AND MORE STUDENTS. HANDING IN ASSIGNMENTS THAT WERE. ALL OR PARTLY WRITTEN BY AI. >> Reporter: BUT SAM ALTMAN SAYS. HIGHER ED NEEDS TO CHANGE. >> I ALREADY THINK COLLEGE IS. LIKE MAYBE NOT WORKING GREAT FOR. MOST PEOPLE. >> Reporter: TODAY, HIS COMPANY. SAYS STUDY MODE IS DESIGNED TO. HELP STUDENTS LEARN SOMETHING, NOT JUST FINISH SOMETHING. HERE'S HOW THAT WORKS. IF YOU'VE USED CHATGPT BEFORE,

YOU PROVIDE IT WITH A PROM. I NEED A 500-WORD ESSAY ON. ORWELL'S 1984. IN THIS NEW MODE, IF YOU CLICK. ON STUDY AND LEARN, ASK IT THE. SAME THING, IT'S NOT JUST GOING. TO SPIT OUT THE SAME ESSAY. IT'S GOING TO GO AN T IT LIKE A. TUTOR, SAYING CAN YOU TELL ME A. LITTLE MORE ABOUT THE. ASSIGNMENT. JOANNA STERN SAYS THE CHOICE IS. NOW IN USER'S HANDS. >> THERE'S NOTHING STOPPING THE.

STUDENT FROM GETTING THE ANSWER. THAT CAT IS OUT OF THE BAG. THERE ARE SO MANY AI TOOLS THAT. ARE PROVIDE THE ANSWER FOR YOU. >> Reporter: OR A LEARNING. VERSION. OPENAI COMPETITOR, ANTHROPIC, LAUNCHED A SIMILAR TOOL IN APRIL. FOR INSTITUTIONS. AI ALREADY A HUGE PART OF. EDUCATION. A RECENT GALLUP POLL SHOWS SIX. IN TEN TEACHERS USE IT AS A TOOL. FOR THEIR WORK AND TO POWER CORE. CURRICULUM AS EARLY AS.

KINDERGARTEN. >> IT'S SORT OF THE FUTURE. WHETHER HE LIKE IT OR NOT. >> THE ISSUE NOW, HOW STUDENTS. WILL CHOOSE TO USE IT. >> AND THAT'S WHERE WE PICK IT. UP. SAVANNAH, CHATGPT IS TRYING. SOMETHING NEW HERE, BUT THE. QUESTION IS WILL STUDENTS USE. IT? >> IT'S EXACTLY THE QUESTION, TOM. THAT'S RIGHT. OF COURSE, IT CAN BE A HUGE HELP. TO SOMEONE WHO REALLY WANTS TO. LEARN OR SOMETHING USE IT LIKE. YOU WOULD A TUTOR, BUT THE. TEMPTATION TO CUT STRAIGHT TO. THE ANSWER FROM SEVERAL AI TOOLS. EXISTS OUT THERE.

THAT PROFESSOR YOU SAW SAID HE'S. AFRAID STUDENTS SIMPLY AREN'T. LEARNING. >> THANK YOU FOR THAT. WE'RE BACK IN A MOMENT WITH THE. FIRST IMAGES OF A PERSON OF. INTEREST IN THE CASE OF TWO. PARENTS KILLED WHILE HIKING IN. ARKANSAS. PLUS, THREE MISSING AFTER THIS. AN EXPLOSION AT. >>> WE'RE BACK NOW WI. >>> WE'RE BACK WITH THE PHOTO. PUT OUT BY POLICE ON THE SEARCH. FOR WHO KILLED THE PARENTS. HIKING IN ARKANSAS.

DESCRIBED BY AUTHORITIES AS A. WHITE MAN OF MEDIUM BUILD. DRESSED LIKE THIS. POLICE ARE ASKING THOSE WHO WERE. IN DEVIL'S DEN STATE PARK ON. SATURDAY TO GO THROUGH THEIR. PHOTOS JUST IN CASE. THE BRINKS WERE KILLED THIS. WEEKEND. THEY'RE TWO KIDS, 7 AND 9, WERE. FOUND UNHARMED. >>> LOOK AT THIS MASSIVE. EXPLOSION IN NEBRASKA. THREE PEOPLE ARE UNACCOUNTED FOR. AT THE SITE OF HORIZON BIOFUELS. THE STRUCTURE WENT UP IN FLAMES. AFTER EXPLODING JUST BEFORE NOON. TODAY.

>>> TERRIFYING MOMENTS AS PARTS. OF CHINA CONTINUE TO BE BATTERED. BY CATASTROPHIC FLOODING. YOU CAN SEE FIREFIGHTERS. SWIMMING THROUGH FLOOD WATERS. THERE TO RESCUE RESIDENTS. TRAPPED IN A BEIJING NURSING. HOME. DOZENS OF PEOPLE HAVE BEEN. KILLED BY THE CATACLYSMIC STORMS. AND TENS OF THOUSANDS HAVE BEEN. EVACUATED FROM THEIR HOMES. >>> IMAGINE LOOKING OUT THE DOOR. TO SEE THIS. THIS TORNADO IN GREGORY, SOUTH. DAKOTA, SIDING DOORS AND. BASICALLY EVERYTHING IN ITS PATH.

THROUGH THE AIR. AND MORE THAN 150 MILLION PEOPLE. TONIGHT FROM THE PLAINS TO THE. EAST COAST ARE UNDER IS PRETTY . >> Reporter: SAM BROCK, NBC. NEWS. >> AND WE WISH THEM THE BEST ON. THIS NEW RIDE. >>> THAT'S NIGHTLY.