Before Capt. Sully, there was Al Haynes

It remains one of the most shocking incidents in aviation history: United Airlines Flight 232, bound for Chicago from Denver, loses its hydraulics when an engine explodes, threatening to send nearly 300 passengers and crew to a frightful and certain death. After 44 minutes of barely controlled flight, the plane lands in Sioux City, Iowa, where it flips onto its back and bursts into flames — all captured in a dramatic video.