68th Doolittle Raiders Reunion

Thousands of visitors attend the Doolittle Raiders' 68th reunion at the National Museum of the U.S. Air Force, Wright-Patterson Air Force Base, Ohio, April 16, 2010. The event commemorates the anniversary of the Doolittle Raid on Tokyo. Visitors waiting for autographs arrived hours early and formed lines that wound through multiple galleries and corridors. (U.S. Air Force photo/Tech. Sgt. Jacob N. Bailey)

68th Doolittle Raiders Reunion

U.S. Air Force Master Sgt. (ret.) David J. Thatcher (seated), engineer-gunner of the seventh B-25 Mitchell Bomber that took part in the Doolittle Tokyo Raid, attends an autograph session at the National Museum of the U.S. Air Force at Wright Patterson Air Force Base, Ohio, April 16, 2010. The Doolittle Raiders' 68th reunion commemorates the anniversary of the Doolittle Tokyo Raid. On April 18th, 1942, U.S. Army Air Forces Lt. Col. Jimmy Doolittle's squad of 16 B-25s bombed targets in response to the Japanese attack on Pearl Harbor. (U.S. Air Force photo/Tech. Sgt. Jacob N. Bailey)

68th Doolittle Raiders Reunion

U.S. Air Force Lt. Col (ret.) Robert L. Hite, co-pilot of the sixteenth B-25 Mitchell Bomber that took part in the Doolittle Tokyo Raid, signs an autograph for a visitor at the National Museum of the U.S. Air Force at Wright Patterson Air Force Base, Ohio, April 16, 2010. (U.S. Air Force photo/Tech. Sgt. Jacob N. Bailey)

68th Doolittle Raiders Reunion

U.S. Air Force Maj. (ret.) Thomas C. Griffin, navigator of the ninth B-25 Mitchell Bomber that took part in the Doolittle Tokyo Raid, attends a press event at the National Museum of the U.S. Air Force at Wright Patterson Air Force Base, Ohio, April 16, 2010. The Doolittle Raiders' 68th reunion commemorates the anniversary of the Doolittle Tokyo Raid on April 18th, 1942, when U.S. Army Air Forces Lt. Col. Jimmy Doolittle's squad of 16 B-25s bombed targets in response to the Japanese attack on Pearl Harbor. (U.S. Air Force photo /Tech. Sgt. Jacob N. Bailey)

68th Doolittle Raiders Reunion

U.S. Air Force Maj. (ret.) Thomas C. Griffin, navigator of the ninth B-25 Mitchell Bomber that took part in the Doolittle Tokyo Raid, attends a press event at the National Museum of the U.S. Air Force at Wright Patterson Air Force Base, Ohio, April 16, 2010. The Doolittle Raiders' 68th reunion commemorates the anniversary of the Doolittle Tokyo Raid on April 18th, 1942, when U.S. Army Air Forces Lt. Col. Jimmy Doolittle's squad of 16 B-25s bombed targets in response to the Japanese attack on Pearl Harbor. (U.S. Air Force photo /Tech. Sgt. Jacob N. Bailey')

68th Doolittle Raiders Reunion

U.S. Air Force Lt. Col (ret.) Robert L. Hite, co-pilot of the sixteenth B-25 Mitchell Bomber that took part in the Doolittle Tokyo Raid, attends a press event at the National Museum of the U.S. Air Force at Wright Patterson Air Force Base, Ohio, April 16, 2010. Reflecting back on the historic flight, Lt. Col. Hite said, "We were wondering whether we would be able to take off. After 15 other planes had done it, we realized that we could." The Doolittle Raiders' 68th reunion commemorates the anniversary of the Doolittle Tokyo Raid on April 18th, 1942, when U.S. Army Air Forces Lt. Col. Jimmy Doolittle's squad of 16 B-25s bombed targets in response to the Japanese attack on Pearl Harbor. (U.S. Air Force photo/Tech. Sgt. Jacob N. Bailey)