Canopy Cleaning Air Force Airman 1st Class Allen Shipman cleans an aircraft canopy at Korat Air Base, Thailand, March 20, 2018, during Cope Tiger 2018, a field training exercise involving Thai, Singaporean and U.S. military forces. Air Force photo by Tech. Sgt. Steven R. Doty SHARE: Download: Full Size (1.56 MB) Credit: Tech. Sgt. Steven Doty VIRIN: 180320-F-QA315-0010C.JPG Photo Gallery