Capt. Nathaniel Duff, doctor, 154th Medical Group, checks the throat of Gwendolyn Wan during Innovative Readiness Training July 16, in Waianae, Hawaii. Innovative Readiness Training is an opportunity for Guard members to complete mission essential training while performing free medical services for the underprivileged. (U.S. Air Force photo/Tech. Sgt. Betty J. Squatrito-Martin)