U.S. Air Force Staff Sgt. Lindsay Hallford, 86th Maintenance Squadron C-130J Super Hercules crew chief, takes a break while looking at the engine of a C-130J on Ramstein Air Base, Germany, Nov. 20, 2017. Crew chiefs clean the aircraft with a special cleaning solution and hot water. (U.S. Air Force photo by Airman 1st Class Devin M. Rumbaugh)