New details revealed in deadly midair collision

YEAR AND THE NTSB RELEASED NEW VIDEO AND CHILLING ANIMATION. RELEASED NEW VIDEO AND CHCHILLING ANIMATION SHOWING EXACTLY WHAT. CHILLING A ANIMATION SHOWING EXACTLY WHAT WENT WRONG. SHOWING G EXACTLY WHAT WENT WRONG. TOM LLAMAS WAS AT THE. WENT WRONG. TOM LLAMAMAS WAS AT THE HEARING TODAY. TOM LLAMASAS WAS AT THE HEARING TODAY. >> Reporter: TONIGHT. HEARING TODAY. >> Reporter: TONIGHT NEWLY RELEASED NTSB. >> R Reporter: TONIGHT NEWLY RELEASED NTSB VIDEO CAPTURING THE. NEWLY RELEASED NTSB VIDEO CAPTURING THE MIDAIR CRASH OF REAGAN. VIDEO CAPTURING THE MIDAIR CRASH O OF REAGAN NATIONAL AIRPORT A. NATIONAL AIRPORT A YEAR AGO THIS THURSDAY. YEAR AGO THIS THURSDSDAY. AN ARMY HELICOPTER. THURSDAY. AN ARMY HELICOPTER CRASHING INTNTO AN. AN ARMY HELICOPTER CRASHING INTO AN AMERICAN AIRLINES. CRASHING INTO AN AMERICAN AIRIRLINES REGIONAL JET. AMERICAN AIRLINES REGIONAL JET. ALL 67 PEOPLE DIED. REGIONAL JET. ALL 67 PEOPLE DIED. WITH FAMILY MEMBERS IN. ALL 67 PEOPLE DIED. WITH FAMILY MEMBERS IN THE ROOM, NTSB. WITH FAMILY MEMBERS IN THE ROOM, NTSB INVESTIGATORS. THE ROOM, NTSB INVESTIGATATORS IDENTIFIED A LONG LIST. ININVESTIGATORS IDENTIFIED A LONG LIST OF CONTRIBUTING. IDENTITIFIED A LONG LIST OF CONTRIBUTING FACTORS FOR THE CRASH.

FACTORS FOR THE CRASH. >> THERE IS NO SINGNGULAR PERSON TO. >> THERE I IS NO SINGULAR PERSON TO BLAME FOR THIS. SINGULAR PERSON TO BLAME FOR THIS. THESE WERE SYSTEMIC. BLAME FOR THIS. THESE WERE SYSTEMIC ISSUES ACROSS S MULTIPLE. THESE WERE SYSTEMIC ISSUES ACROSS MULTIPLE ORGANIZATIONS. ORGANIZATIONS. >> Reporter: NEW NTSB ANIMATION SHOWS WHAT. ANIMATION SHOWS WHAT AIR TRAFFIC CONTROLLERS SAW THAT. AIR TRAFFIC CONTROLLERS SAW THTHAT NIGHT. NIGHT. THE VIEW FROM THE PLANE'S COCKPIPIT AS THE. PLANE'S COCKPIT AS THE CHOPPER SUDDENLY APPEARS AT THE LAST. CHOPPER SUDDENLY APPEARS AT THE LAST SESECOND. APPEARS S AT THE LAST SECOND. AND THE CHOPPER VIEW. AND THE CHOPPER VIEW AS IT CRASHED INTO THEHE PASSENGER PLANE. AS IT CRASHED INTO THE PASSENGER PLANE. INVESTIGATORS. PASSENGER PLANE. INVESTIGATORS DEDETERMINED THE CHOPPER. DETERMINED THE CHOPPER WAS FLYING 100 FEET TOO HIHIGH.

TOO HIGH. THE CHOPPER ALSO FLYING WITH ITS. THE CHOPPER ALSO FLYING WITH ITS PRECISE LOCATION. FLYING WITH ITS PRECISE LOCATION TRANSMITTER TURNED. PRECISE LOCATION TRANSMITTETER TURNED OFF. TRANSMITTER R TURNED OFF. AND DESPITE 15,000. OFF. AND DESPITE 15,000 HELICOPTERER AND PLANE. AND DESPITE 15,000 HELICOPTER AND PLANE INCIDENTS SISINCE 2021. HELICOPTER AND PLANE INCIDENTS SISINCE 2021 AT DCA, THE FAA HAD. INCIDENTS SINCE 2021 AT DCA, THE FAA HAD IGNORED CONTROROLLER. AT DCA, THE FAA HAD IGNORED D CONTROLLER WARNINGS THAT PLANES. IGNORED COCONTROLLER WARNINGS THAT PLANES AND CHOPPERS WERE. WARNINGS THAT PLANES AND CHOPPERS WERE SOMETIMES JUST 75 FEET. AND CHOPPERS WERE SOMETIMES JUST 75 FEET APART. SOMETIMES JUST 75 5 FEET APART. >> WE SHOULD BE ANGRY. APART. >> WE SHOULD BE ANGRY BECAUSE FOR YEARS NO. >> WE SHOULD BE ANGRY BECAUSE FOR YEARS NO ONE LISTENED. BECAUSE FOR YEARS NO ONE LISTENED. THIS WAS P PREVENTIBLE. ONE LISTENED. THIS WAS PREVENTIBLE. >> Reporter: THE FAA. THIS WAS PREVENTIBLE. >> Reporter: THEHE FAA HAS SINCE RESTRICTED. >> Reporter: THE FAA HAS SINCE RESTRICTED CHCHOPPER FLIGHTS AROUND. HAS SINCE RESTRICTED CHOPPER FLIGHTS ARAROUND REAGAN AND SAYS IT'S.

CHOPPER FLIGHTS AROUND REAGAN AND SAYS IT'S EVALUATINGNG OTHER. REAGAN AND SAYS ITIT'S EVALUATING OTHER POTENTIAL HOT SPOTS. EVALUATING OTHER POTENTIAL HOT SPOTS NATIONWIDEDE. POTENTIAL HOT SPOTS NATIONONWIDE. KRISTEN LOST HER. NATIONWIDE. KRISTEN LOST HER BROTHER DUSTIN IN THE. BROTHER DUSTIN IN THE CRASH. >> I HOPE TO SEE THAT. CRASH. >> I HOPE TO SEE THAT NOBODY E ELSE HAS TO GO. >> I HOPE TO SEE THAT NOBODY ELSE HAS TO G GO THROUGH WHAT OUR. NOBODY ELSE HAS TOTO GO THROUGH WHAT OUR FAMILIES HAVE GONE. THROUGH WHAT OUR FAMILIES HAVE GONE THROUGH BECAUSE IT'S. FAMILIES HAVE GONE THROUGH BECAUSUSE IT'S AN UNBEARABLE TRAGEDY. THROUGH BECAUSE IT'S AN UNBEARABLE TRAGEDY EVERY SINGLE DAY. AN UNBEARABLE TRAGEDY EVERY SISINGLE DAY. >> TOM, YOU HAVE A NEW. EVERY SINGLE DAY. >> TOM, YOU HAVE A NEW DEVELOPMENT INVOLVING. >> TOM, YOU HAVE A NEW DEVELOPMENT INVOLVLVING THE U.P.S. CARGO PLANE. DEVELOPMENT INVOLVING THE U.P.S. CARGOGO PLANE CRASH IN LOUISVILLE. CRASH IN LOUISVILLE LAST NOVEMBER? >> U.P.S.S. HAS FULLY.