Giving back
U.S. Air Force Airman 1st Class James Rawls, 23d Component Maintenance Squadron aircraft fuel systems journeyman, sits while donating blood at Moody Air Force Base, Ga., July 30, 2014. During donation, a collection bag attached to a scale beeps to let the technician know when it’s reached maximum weight. (U.S. Air Force photo by Airman 1st Class Alexis Millican/Released)