U.S. Air Force Staff Sgt. Damien Sloan, 821st Contingency Response Squadron, contingency response maintenance craftsman assigned to Travis Air Force Base, Calif., conducts de-icing training on a C-5M Super Galaxy assigned to Travis during cold weather aircraft maintenance procedures training at Joint Base Elmendorf-Richardson, Alaska, Nov. 20, 2019. The training prepared Airmen to operate in arctic environments.