Five weeks after a medical plane crashed in Philadelphia, leaving seven people dead​, the cause is still under investigation.

Federal investigators announced that a key piece of machinery appeared to have stopped working years before a crash that ...

The cockpit voice recorder was not working on a medical transport plane that killed seven people when it plummeted into a ...

In its investigation of a deadly Philidelphia crash, the NTSB has said that the CVR failed to record the flight and had ...

Investigators have not yet determined what caused the Learjet 55 to nosedive seconds after takeoff on Jan. 31. The crash ...

A cockpit voice recorder was not functioning in an air ambulance that crashed in Philadelphia a minute after takeoff Jan. 31, according to a preliminary report from the National Transportation Safety ...

PHILADELPHIA (WPVI) -- The National Transportation Safety Board has released its preliminary report into the Northeast ...

The National Transportation Safety Board has released preliminary findings into the crash of the medical Learjet that ...

Jeff Guzzetti, a former NTSB investigator, said that the lack of a functional voice recorder would make investigating the ...

The crash in a residential and commercial area of Philadelphia killed all six people on board the plane and one person on the ...

PHILADELPHIA ... All four were from Mexico. NTSB Chair Jennifer Homendy has said air traffic controllers didn’t hear anything concerning before the crash. Fuel burns in the street at Bustleton ...