AADD GPS
Senior Airman Joseph Shirkey, 341st Missle Maintenance Squadron and organizer of the Airmen Against Drunk Driving program, helps Senior Airman Justin Bigham, 341st MMXS and assistant organizer of AADD, program the GPS prior to an AADD shift. (U.S. Air Force photo/Airman 1st Class Emerald Ralston)