Retired Lt. Col. Richard Cole speaks with Airmen from the 2nd Aircraft Maintenance Squadron about his experiences as a Doolittle Raider copilot Dec. 30, 2013, at Barksdale Air Force Base, La. During his visit, Cole toured the Global power Museum, a B-52H Stratofortress and met with Airmen. (U.S. Air Force by Staff Sgt. Sean Martin)