Fire Pit Training Air Force firefighters conduct fire pit training during Exercise Patriot Warrior at Sparta/Fort McCoy Airport, Wis., Aug. 11, 2017. Patriot Warrior is an Air Force Reserve training exercise designed to enhance wartime skills in a deployment-style environment. Air Force photo by Staff Sgt. Corban Lundborg SHARE: Download: Full Size (0.7 MB) Credit: Sgt. Corban Lundborg VIRIN: 170811-F-IZ285-043C.JPG Photo Gallery