· the national transportation safety board released its investigation findings on the fatal plane crash in philadelphia on jan. 31 fatal medical jet crash. 31 that left seven people dead. · philadelphia (wpvi) -- the national transportation safety board has released its preliminary report into the northeast philadelphia plane crash on jan. · get the details on the tragic northeast philadelphia plane crash , which left 7 dead and 22 injured. Ntsb investigators have recovered the cockpit voice recorder (cvr) of the learjet 55 that crashed on jan. 31 in philadelphia. The cvr was located at the site of initial impact, at a depth of 8 feet. · the national transportation safety board ( ntsb ) released a picture of the black box – or the cockpit voice recorder (cvr) -- from the learjet 55 that crashed on jan. The preliminary report has been released and can be downloaded here. 31 in a preliminary report thursday. Investigators are working to uncover the cause. · federal investigators have wrapped up their on-site work after a medical jet crashed in northeast philadelphia friday, city leaders said in an update tuesday. 31 in northeast. · the national transportation safety board has released its preliminary findings in the jan.
