Airman 1st Class Bryan Mixson, 919th Aircraft Maintenance Squadron, practices CPR techniques during the 919th Special Operations Wing’s first four-day training weekend. Training classes, such as gas mask, self-aid and buddy care and law of armed conflict were offered April 1 to ensure Airmen were able to accomplish as much training as possible. (U.S. Air Force photo/Tech. Sgt. Samuel King Jr.)