U.S. Air Force Chaplain (Capt.) Kathy Scott, 20th Fighter Wing chaplain, reads “What it is Like to Go to War” during a Comprehensive Airman Fitness class, Shaw Air Force Base, S.C., Feb. 7, 2014. CAF week is built on the four pillars which are mental, social, spiritual and physical fitness. (U.S. Air Force photo by Senior Airman Ashley L. Gardner/Released)