China jet's steep (and fatal) nosedive puzzles air crash experts

Air crash investigators are trying to figure out why a passenger jet in China nosedived so steeply into the ground, killing all 132 people on board.

China jet's steep (and fatal) nosedive puzzles air crash experts
Air crash investigators are trying to figure out why a passenger jet in China nosedived so steeply into the ground, killing all 132 people on board.