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: the cockpit voice ...

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: the cockpit voice recorder and ...

It comes as the third soldier who died onboard the Black Hawk has been named as Captain Rebecca M Lobach. Information from the jet's black boxes has ... before the crash. Image: Brice Banning ...