The scorched wreckage of an American C-130 Cargo aircraft lies in the Iranian desert of Dasht-E-Kavir, approximately 500 kilometers from Tehran, Iran on April 27, 1980. The mission  to free 50 American hostages from the U.S. Embassy in Tehran was aborted due to equipment failure. The plane collided with a U.S. helicopter and eight servicemen were killed. (AP Photo)

The scorched wreckage of an American C-130 Cargo aircraft lies in the Iranian desert of Dasht-E-Kavir, approximately 500 kilometers from Tehran, Iran on April 27, 1980. The mission to free 50 American hostages from the U.S. Embassy in Tehran was aborted due to equipment failure. The plane collided with a U.S. helicopter and eight servicemen were killed. (AP Photo)