An 11th Wing Airman in Mission-Oriented Protective Posture gear listens to an Ability to Survive and Operate Rodeo instructor at Joint Base Andrews, Md., Jan. 11, 2018. Groups of 10 to 12 Airmen went to five stations to train on self-aid and buddy care, defensive fighting positions and pre- and post-chemical, biological, radiological and nuclear defense attack simulations. (U.S. Air Force photo by Airman 1st Class Gabrielle Spalding)