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

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

Preliminary investigations found the pilot’s black box recorder did not record audio from the Jan. 31 flight and likely hadn’t worked in years.

The National Transportation Safety Board has released a preliminary investigation into the Philadelphia medevac jet crash ...

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

The NTSB said the CVR had likely not been recording audio for several years. The investigation is still ongoing, but the ...

US investigators have disclosed that the cockpit-voice recorder on the ambulance Learjet 55 which fatally crashed in ...

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

The National Transportation Safety Board has released the preliminary report about the Northeast Philadelphia plane crash that happened on January 31. According to the ...