Crew chiefs sustain airpower, presence
U.S. Air Force Airman 1st Class Eric Chung, left, a crew chief, and Staff Sgt. Esteban Ramirez, right, an engines technician, both with the 14th Aircraft Maintenance Unit, perform maintenance underneath an F-16 Fighting Falcon at Misawa Air Base, Japan, Dec. 12, 2016. Several shops from the 35th Aircraft Maintenance Squadron work with each other to perform their specialized craft on the aircraft. Airmen performed maintenance through engine panels in an F-16, allowing personnel to troubleshoot an engine without removing it.