Dry needling
U.S. Air Force Maj. David Poole, 35th Medical Operations Squadron physical therapy flight chief, dry needles a patient’s hip during Pacific Angel (PACANGEL) 16-3 in Jaffna, Sri Lanka, Aug. 16, 2016. PACANGEL 16 includes general health, dental, optometry, pediatrics, and engineering programs as well as various subject-matter exchanges. (U.S. Air Force photo by Senior Airman Brittany A. Chase)