Maj. Erin R. Sturgell, 379th Expeditionary Medical Operations Squadron physical therapist, treats the knee of U.S. Army Sgt. Karl Hawthorne, Combined Air Operations Center air defense communications and tactics specialist, July 28, 2016, at Al Udeid Air Base, Qatar. Sturgell used kinesiology taping to help stabilize Hawthorne’s knee as part of his treatment program. (U.S. Air Force photo/Technical Sgt. Carlos J. Treviño/Released)