U.S Air Force Airman 1st Class Ryan Seidowsky, an instrument flight control systems specialist from the 31st Aircraft Maintenance Squadron, 56th Helicopter Maintenance Unit, scrubs an HH-60G Pave Hawk helicopter with a strong cleaning agent at Aviano Air Base, Italy, Oct. 22, 2019. The wash can take four to six hours to complete. (U.S. Air Force photo by Airman 1st Class Ericka A. Woolever).