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

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

At their closest points, helicopters and planes routinely flew within 75 feet near the airport, according to the NTSB.

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

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

The National Transportation Safety Board is launching a three-day investigation hearing on the D.C. plane crash that left 67 ...

The family of Sam Lilley, the co-pilot of a January flight that collided with an Army helicopter near Washington, D.C., has become respected advocates for air safety.

The NTSB began its hearings looking into the deadly January air crash between a military vehicle and a passenger jet.

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

Investigators have found that a helicopter involved in a deadly crash with a passenger plane over Washington was flying above ...

The accident was the nation’s deadliest plane crash since November 2001. The hearings in Washington will involve NTSB board members, investigators and witnesses.