The NTSB said a preliminary report, to be released within a month, will contain "factual information" gathered in the investigation.

Officials are examining black boxes from both aircraft and say they appear to be in good condition and may provide details on what went wrong.

Some have suggested that it stems from Hussenot's device because it used film and “ran continuously in a light-tight box, hence the name ‘black box,'” according to Airbus, which noted that orange was the box's chosen color from the beginning to make it easy to find.

The National Transportation Safety Board has recovered two importance pieces from the wreckage of the medevac plane that crashed in Philadelphia last week.

NTSB officials say they found the cockpit recorder from the plane that crashed in Philadelphia deep inside a crater left after the collision. CBS News Philadelphia's Ross DiMattei reports.

The young patient and five others killed when their plane crashed into a Philadelphia neighborhood moments after takeoff Friday evening have been identified — as authorities made a disturbing discovery about the jet's black box.