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

The Army goggles would have made it difficult to see the plane's colored lights, which might have helped the Black Hawk ...

Three days of investigative hearings on the deadly midair collision between a military helicopter and passenger plane over ...

The Federal Aviation Administration said on Friday it is planning additional helicopter route changes near Ronald Reagan ...

The pilots of a U.S. Army helicopter that collided with a passenger jet over Washington, D.C., in January would've had ...

Federal investigators will release their findings early next year about the cause of the midair collision, which killed 67 ...

A three-day National Transportation Safety Board hearing on the deadliest U.S. aviation accident in decades dug into problems ...

The National Transportation Safety Board questioned witnesses Friday on collision avoidance technology and organizational ...

The NTSB heard testimony from air traffic controllers, the Federal Aviation Administration and the Army about the mid-air collision of an Army helicopter and passenger plane.