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

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

The pilots of a U.S. Army helicopter that collided with a passenger jet over Washington in January would’ve had difficulty ...

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.

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

The hearing opened Wednesday with a video animation showing where the helicopter and airliner were leading up to the collision. It showed how the helicopter flew above the 200 feet (61 meters) ...

The National Transportation Safety Board (NTSB), the US agency tasked with examining major accidents, held hearings from ...

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

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

Long-standing concerns about military helicopters flying in crowded airspace and worries over short staffing among federal ...