U.S. Marine Corps Sgt. William Brackett, a powerline technician with Marine Fighter Attack Squadron 211, explains what it's like to work on the AV-8B Harrier at Marine Corps Air Station Yuma, Arizona, March 30, 2021. Brackett ensures the saftey of pilots before and after their flights. (U.S. Marine Corps video by Lance Cpl. Carlos Kealy)