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

The preliminary report on the Philadelphia jet crash found the cockpit voice recorder likely hadn't recorded audio for ...

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

The cause of the medical jet crash in Philadelphia is under investigation, but we now know the cockpit voice recorder was not ...

That and the whole flight data recorder are important to find out what went wrong so it can be prevented in the future.” ...

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

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

The cockpit voice recorder -- or black box -- recovered from the deadly Philly plane crash never recorded the flight, the NTSB revealed.

Authorities have released their preliminary report about the Philadelphia plane crash that killed seven people in January.

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

The National Transportation Safety Board says a cockpit voice recorder was not working on a medical transport plane that ...

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