Jason Clem, an aircraft mechanic from M1 Support Services, uses a “Johnson-bar” to remove a screw from a T-38 Talon seat at Langley Air Force Base, Va., Jan. 8, 2016. Clem has worked on egress systems for the F-15 Eagle, F-16 Falcon, F-22 Raptor, A-10 Thunderbolt II and T-38 Talon.(U.S. Air Force photo by Staff Sgt. J.D. Strong II)