All 271 people on board American Airlines Flight 191 and two people on the ground were killed. The crash happened after an engine broke loose from the plane.

The deadliest plane crash in U.S. history was in May 1979, when American Airlines Flight 191 lost an engine during takeoff at Chicago O’Hare International Airport and crashed moments later ...

American Airlines Flight 191 departed Chicago on May 25, 1979. Moments after takeoff, the "left engine and strut assembly separated from the wing, ...

The worst aviation accident ever in the United States was American Airlines Flight 191, which in May 1979 lost an engine during takeoff at Chicago O’Hare International Airport and crashed ...

Sunday marked 46 years since the deadliest plane crash in U.S. history. It involved a flight that had just taken off from Chicago's O'Hare Airport in 1979. ABC7 Chicago is now streaming 24/7.