WASHINGTON — Major air safety failures and last-minute mistakes caused Thursday night’s midair collision over the Potomac River that left 67 people dead, according to expert observers and officials.

Wednesday night’s fatal crash at Ronald Reagan Washington National Airport involving a commercial airplane and a Black Hawk military helicopter has drawn renewed attention to air traffic controllers ...

The crew of the Army Black Hawk helicopter involved in the deadly collision with a jetliner had thousands of hours of flight ...

The training of U.S. military helicopter pilots is getting heightened attention following the mid-air collision between an ...

The Army official said that the pilots were on a routine training flight along a familiar flight path that isn't particularly ...

Authorities have switched to a recovery mission in the Potomac River following a midair collision between an American Eagle ...

According to the FAA, an Army Black Hawk helicopter collided into a 60-passenger flight landing at DCA midair.

A former army pilot said he’s previously flown the same flight path that the Black Hawk helicopter involved in the crash did Wednesday night along the Potomac River.

A massive search operation is underway after a passenger aircraft carrying 64 people collided midair with a US Army Black Hawk helicopter near Reagan National Airport outside of Washington, DC, ...

There are no survivors after a PSA Airlines Bombardier CRJ700 regional jet collided with a Black Hawk helicopter. Here's what we know about the victims so far.