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

"Everybody working together ... Officials with the NTSB say the Black Box was found more than 8 feet into the ground where the aircraft hit. A potential cause and any other contributing factors ...

Some have suggested that it stems from Hussenot's device because it used film and “ran continuously in a light-tight box, ...