The 1947 UFO controversy of Roswell, N.M. is like a bad penny: It keeps turning up.

The legend, rehashed by conspiracy theorists in countless documentaries, revolves around allegations that an unusual object fell from the sky -- an object so bizarre that the U.S. Air Force issued a press release that a flying saucer had crashed.

That story was quickly recanted, creating what would become one of the greatest urban legends in American history.

Until now, most debunkers doubted that there was even one crash. Now, in an exclusive interview, retired Air Force Lt. Col. Richard French told The Huffington Post that there were actually two crashes.

This revelation is especially remarkable considering that French was known in the past to debunk UFO stories.

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