Authorities are searching for answers as to why a Learjet 55 medical plane fell out of the sky in a violent crash Friday over Northeast Philly.
WASHINGTON — It's one of the most important pieces of forensic evidence following a plane crash: The so-called “black box." There are actually two of these remarkably sturdy devices ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback