D.C. police are investigating two separate shootings that took place in Southeast overnight, leaving two people injured.

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 ...

Aviation experts said the goggles may have created viewing difficulties for the pilots of a U.S. Army helicopter that ...

Twenty seconds before impact, the alert system warned 'traffic, traffic.' The pilots were flying blind, unaware a Black Hawk was nearby ...

According to a report filed through the Aviation Safety Reporting System, the pilot of the commercial plane said a medical helicopter was cleared by air traffic control to fly in front of and below ...

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

The NTSB continued its hearings Thursday into the deadly air collision between a military aircraft and a passenger jet.