Air traffic controller failed to notify commercial plane crew about approaching Army helicopter before Washington D.C.

The Army helicopter that collided with a plane over D.C. in January had incorrect altitude readings, contributing to the ...

The NTSB concluded three days of investigative hearings into the collision between an Army helicopter and a passenger plane ...

Incorrect altitude readings on the Army helicopter that collided with a passenger plane over Washington, D.C., in January ...

They were fiancés, mothers, fathers, friends, pilots, lawyers, hunters, coaches and figure skaters. These are the 67 people ...

The NTSB showed the harrowing video of the Jan. 29 crash over the Potomac River as the agency kicked off a three-day hearing ...

The communications between pilots and air traffic control were laid out in a visual timeline in Day One of the NTSB ...

Federal investigators opened a three-day inquiry Wednesday into the January plane crash that killed 67 people over Washington ...

The National Transportation Safety Board began its three days of investigative hearings on Wednesday into January's midair ...

Tuesday was day two of a three-day hearing on the deadly plane crash at Reagan Airport that took the lives of 67 people in ...

Federal safety leaders are uncovering new details about a tragic mid-air collision in Washington, D.C., that claimed 67 lives ...