A long list of things went wrong in January and contributed to the collision between an Army helicopter and an American ...

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

During the hearings, the NTSB was told that the Army helicopter never heard the command from the air traffic controller to ...

Investigators so far have highlighted several factors that may have contributed to the collision, which left 67 people dead.

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

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

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

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

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

It's been six months since 67 people were killed in a midair collision over the Potomac River, and now lawmakers say they are ...

There were 26 near misses in the three months following the DC mid-air crash, the Hearst Television Data Team found. About 40 ...