A B-52 Stratofortress, nicknamed "Wise Guy," taxis into Barksdale Air Force Base, Louisiana, May 14, 2019. The jet had been sitting at the 309th Aerospace Maintenance and Regeneration Group at Davis-Monthan AFB, Arizona since 2008. It is being returned to service to replace a B-52 lost during takeoff in 2016. (U.S. Air Force photo by Master Sgt. Ted Daigle)