U.S. Army Capt. Michael Konetsky, McDonald Army Health Center physical therapy department chief, analyzes U.S. Navy Aircrewman 2nd Class Joshua Barrera, Helicopter Sea Combat Squadron-28, Norfolk, Va., running form during a physical therapy appointment at Joint Base Langley-Eustis, Va., July 26, 2017. A running assessment enables Konetsky to provide corrective exercises to help Barrera avoid injuries through a new form of running. (U.S. Air Force photo/Airman 1st Class Kaylee Dubois)