U.S. Air Force Senior Airman Michael Triana, left, 347th Operations Support Squadron independent duty medical technician-paramedic, addresses injuries on a simulated patient during a tactical combat casualty care course, in Okeechobee, Florida. The course tests and reinforces participants’ lifesaving medical skills while they are in high-stress, combat scenarios. (U.S. Air Force photo by Staff Sgt. Ryan Callaghan)