Fifty years ago today, the fall of Saigon on April 30th, 1975, marked the end of the Vietnam War. Most Americans remember it as one of US history's longest and most unpopular conflicts. But in Vietnam,

The Vietnam War that ended after the fall of Saigon 50 years ago greatly impacted U.S. society. For some Americans, it still shapes their lives today.

Fifty years ago, in the chaotic final hours of the Vietnam War, American pilots pulled off the largest helicopter evacuation in history from the American Embassy in Saigon. Hear never-before-released radio transmissions of the operation.