April 18th marks the 64th anniversary of the Doolittle Raid on Japan by 16 B-25 bombers launched from the carrier USS Hornet. Eight of the 16 surviving Doolittle Raiders held their 64th reunion in Dayton, Ohio at the National Museum of the U.S. Air Force. The Air Force Link website has a special section devoted to the Doolittle Raiders. External Link: The US Air Force Celebrates the Doolittle Raiders.