This data point is one of several key mysteries investigators are exploring as they seek to explain what caused the nation's worst air disaster in more than a decade, aviation experts said.

"The Army pilot made a grave error," Timothy Lilley said. "It hurts me because those are my brothers, and now my son is dead." ...

A devastating mid-air collision between a commercial airliner and a U.S. Army helicopter sent both aircraft crashing into ...

There are no survivors after PSA Airlines Bombardier CRJ700 regional jet collided with a Black Hawk helicopter. Here's what ...

The video may appear graphic to some viewers. (NEXSTAR) – Images from the EarthCam video service captured images of what appears to be the fiery crash of an American ...

An Army Black Hawk helicopter collided with a regional jet near Ronald Reagan Washington National Airport on Wednesday ...

The deaths of five people, including Leicester City's owner, in a helicopter crash were accidental, an inquest jury has ruled. Vichai Srivaddhanaprabha, referred to in court as Khun Vichai ...

Srivaddhanaprabha, a Thai tycoon, was killed along with four others when his helicopter crashed in the club's car park and exploded after a Premier League match on Oct. 27, 2018.

Vichai Srivaddhanaprabha was killed along with four others in a helicopter crash in October 2018. Michael Regan/Getty Images The deaths of five people, including Leicester City owner Vichai ...

LONDON - The deaths of five people in a helicopter crash at the King Power Stadium in October 2018, including Leicester City soccer club owner Khun Vichai Srivaddhanaprabha, were accidental ...

A helicopter crash that killed Leicester City's owner and four other people at the King Power Stadium was an 'accident waiting to happen', his family has claimed. The tragedy claimed the life ...

A helicopter crash that killed Leicester City's owner and four other people at the King Power Stadium was an accident, an inquest jury ruled today. The tragedy claimed the lives of billionaire ...