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

The deadly mid-air collision at Reagan Airport in January was years in the making, the operations manager of the DCA air ...

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

Clark Allen, the former operations manager of the control tower at DCA, was asked Thursday about the training for the air ...

Air traffic controllers reportedly warned about the hazards of helicopter traffic near the airport for years leading up to ...

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

The new details were part of thousands of documents -- including new video from the end of the runway showing the crash -- the National Transportation Safety Board released.

The National Transportation Safety Board will wrap up its public testimony about the fatal midair crash between an Army ...

Federal investigators opened a three-day inquiry Wednesday into the January plane crash that killed 67 people over Washington ...

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

It's been six months since 67 people were killed in a midair collision over the Potomac River, and now lawmakers say they are ...