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 ...

Investigators have not said what caused the truck to slam into slowed traffic near a construction zone in Wilson County, NC, ...

The goggles also limited the pilots' peripheral vision as they flew near Ronald Reagan Washington National Airport.

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

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

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) ...

An NTSB investigation into a fatal helicopter-airplane collision in D.C. revealed a faulty helicopter altimeter and prior ...

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