Lance Cpl. Michael Villamiel, left, and Sgt. Stuart Vonderheide remove an AV-8B Harrier canopy at Marine Corps Air Station Cherry Point, N.C., July 17, 2014. Ejection seat mechanics specialize in the repair, replacement and removal of ejection seats, canopies and the Harrier’s environmental control system. Vonderheide and Villamiel are both ejection seat mechanics with Marine Attack Training Squadron 203. - Lance Cpl. Michael Villamiel, left, and Sgt. Stuart Vonderheide remove an AV-8B Harrier canopy at Marine Corps Air Station Cherry Point, N.C., July 17, 2014. Ejection seat mechanics specialize in the repair, replacement and removal of ejection seats, canopies and the Harrier’s environmental control system. Vonderheide and Villamiel are both ejection seat mechanics with Marine Attack Training Squadron 203.