Air Force Staff Sgt. Kristen Thompson updates a mission board inside of the en-route patient staging systems tent during a field exercise at the Joint Readiness Training Center on Fort Polk, La., Jan. 17, 2014. Thompson, a health service management craftsman, is assigned to the 375th Medical Group, Scott Air Force Base, Ill. Air Force Staff Sgt. Kristen Thompson updates a mission board inside of the en-route patient staging systems tent during a field exercise at the Joint Readiness Training Center on Fort Polk, La., Jan. 17, 2014. Thompson, a health service management craftsman, is assigned to the 375th Medical Group, Scott Air Force Base, Ill. SHARE: Download: Full Size (1.98 MB) Tags: Photo Essays Credit: VIRIN: 014972-J-KYP01-542.jpg Photo Gallery