Without Warning

A Repair Shortcut Caused America's Worst Plane Crash

22:14

On May 25, 1979, a DC-10 lifted off from Chicago O'Hare bound for Los Angeles. It was airborne for thirty-one seconds. 273 people died. Within twelve days, every DC-10 in the country was grounded. It is still the deadliest aviation accident in United States history.

The engine that fell off the left wing was not the beginning of this story. It was the end of it.

The DC-10 was built by a…