What can the 'black box' tell us about plane crashes?
Some have suggested that it stems from Hussenot's device, because it used film and "ran continuously in a light-tight box, ...
FOX 10 Phoenix4d
NTSB recovers flight recorders from deadly DC midair collision
The NTSB has recovered the cockpit voice recorder and flight data recorder from the Bombardier CRJ700 jet involved in Wednesday’s fatal midair collision near Ronald Reagan Washington National ...