Crossing off reasons why TransAsia Airways Flight 235 crashed

A thorough examination of the wreckage of TransAsia Airways Flight 235 has so far failed to yield any clues about its February 4, 2015 crash. If NTSB investigators are going to arrive at answers, they'll need to expand their thinking. (3:14)

Latest Videos

Preview thumbnail for video'A U.S. bombing mission over Serbia turns into a nightmare
A U.S. bombing mission over Serbia turns into a nightmare (3:32)
Preview thumbnail for video'Did a faulty display mislead SpaceShipTwo pilots?
Did a faulty display mislead SpaceShipTwo pilots? (2:49)
Preview thumbnail for video'French roads may not be big enough for this giant satellite dish
French roads may not be big enough for this giant satellite dish (3:21)
Preview thumbnail for video'Why did Virgin Galactic's SpaceShipTwo break apart mid-flight?
Why did Virgin Galactic's SpaceShipTwo break apart mid-flight? (2:58)
Preview thumbnail for video'The challenges of unpacking a World War II Spitfire
The challenges of unpacking a World War II Spitfire (4:05)
Preview thumbnail for video'Packing a vintage World War II airplane is an impossibly delicate task
Packing a vintage World War II airplane is an impossibly delicate task (4:06)
Preview thumbnail for video'Why was a safety alarm ignored by Sukhoi Superjet 100 pilots?
Why was a safety alarm ignored by Sukhoi Superjet 100 pilots? (2:46)
Preview thumbnail for video'Did wingtip vortices bring this airplane down?
Did wingtip vortices bring this airplane down? (2:02)
Preview thumbnail for video'Was Flight MH17 hit by a meteor?
Was Flight MH17 hit by a meteor? (3:11)