Making adjustments
U.S. Air Force Airman 1st Class Andrew Keener, 23d Aerospace Medicine Squadron bioenvironmental engineer, adjusts a gas mask on Capt. Richard Cuddhy, 71st Rescue Squadron HC-130P Combat King navigator, during a fit test at Moody Air Force Base, Ga., Aug. 30, 2012. The 23d AMDS not only does fit tests, but also water samples, noise assessments, air sampling and health risk assessments. (U.S Air Force photo by Airman 1st Class Olivia Dominique/Released)