U.S. Air Force Senior Airman Arnold Cruz, a medic with the 349th Aeromedical Staging Squadron, Travis AFB, Calif., is assigned security detail at the En/Route Patient Staging System, Young Air Assault Strip on May 7, 2014 during exercise Patriot Warrior at Fort McCoy, Wis. United States military reserve components from all branches participate in combined exercises Patriot Warrior, Global Medic, Diamond Saber and CSTX in preparation for upcoming deployments in joint environments. (U.S. Air Force photo by Master Sgt. Francisco V. Govea II/ Released)