Tony Harris breaks down the most shocking moments ever captured on camera. A dad leaps into action to try to save an animal handler from an alligator attack. Two vintage military aircraft collide at an airshow in Dallas. Skiers are flung from an out-of-control ski lift outside of Russia, in an event that's happened before in history. And what really happened in 1970 when authorities tried to dispose of a whale by exploding it with dynamite.