U.S. Air Force Lt. Gen. Mark C. Nowland, 12th Air Force commander speaks at the base theater during an all-call March 20, 2015, at Dyess Air Force Base, Texas. Nowland discussed several important topics including advancement of technology in the Air Force, taking care of yourself and the people around you and wingmanship. He also voiced gratitude to fellow Airmen, especially those who joined post 9/11, and thanked them for joining at a time when they knew the U.S. was at war. (U.S. Air Force photo by Airman 1st Class Alexander Guerrero/Released)