CNN Piers Morgan Live May 2, 2013 01:54:00
Inability of the flight crew to actually get the nose to get over to maintain that air speed. the airplane went into an aerodynamic staal at a low altitude. insufficient for the crew to recover. one of the things i did when i was with the ntsb, i did an investigation involving a cargo aircraft that crashed in california. had similar circumstances, and in fact, a crew had reported a cargo shift. when we did the investigation, we found they had a flight controlled problem with the elevators that controls the pitch of the airplane. at this point it's too early to speculate whether it's cargo shif...
Source: archive.org