ENGINE CHECK Staff Sgt. Sean Veney, 437th Maintenance Squadron aerospace propulsion craftsman, prepares his video monitor and borescope before inspecting the engine of a C-17 Globemaster III Sept. 23, 2013, at Joint Base Charleston, S.C. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 355915-J-XXY42-552.jpg Photo Gallery