The plane crash at DCA raised questions about recent leadership changes within the federal agencies charged with regulating ...

Investigators are working to determine the exact altitude of the doomed helicopter and whether its crew was using night ...

The National Transportation Safety Board is an independent federal agency tasked with examining serious transport-related ...

Clues emerging from the moments before an Army helicopter collided with a passenger jet suggest breakdowns in the system ...

Sixty passengers and four crew members from the plane and three Black Hawk helicopter personnel are feared dead as a recovery ...

Seven people died and nearly two dozen more were injured when a medical jet crashed in northeast Philadelphia on Friday night ...

Patrick Hempen, the now-retired Federal Aviation Administration director of aviation accident investigations, gave some ...

People gathered in the Northeast Philadelphia neighborhood from dawn to mid-afternoon to see what remained of Friday's ...

Authorities believe there are no survivors in the accident, which happened as a regional passenger jet was attempting to land ...

U.S. authorities said on Thursday it was not yet clear why a regional jet and a U.S. Army helicopter collided at a Washington ...

Data from the jet's flight recorder showed its altitude as 325 feet when the crash happened Wednesday night, NTSB officials ...

Aviation experts have warned for years about near collisions at airports around the US, citing air traffic control shortages ...