PMBlack Hawk black box recovered: NTSBThe Black Hawk's black box -- a combined cockpit voice recorder and digital flight data recorder -- has been recovered in good condition, NTSB member Todd Inman said during a briefing.

NTSB officials say recorders from both aircraft have been recovered in good condition as the investigation into the crash continues.

As investigators try to uncover what happened when an airplane and a helicopter collided over the Potomac River, here is the latest information.