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 ...

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

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

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

The National Transportation Safety Board (NTSB) is holding a three-day hearing on the deadly plane crash at Reagan Airport ...

The communications between pilots and air traffic control were laid out in a visual timeline in Day One of the NTSB ...

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

A plane identified as Murphy SR3500 Moose crashed on July 15, at the Olympic National Park in Washington, killing one out of the three occupants.

Investigators have so far highlighted several factors that may have contributed to the crash, which killed 67 people in ...

One person was killed and two were injured when a small plane crashed in a remote area of Olympic National Park in Washington, authorities said.