MCGHEE TYSON AIR NATIONAL GUARD BASE, Tenn. - Lt. Col. Ira S. Campbell, chaplain at the I.G. Brown Training and Education Center, talks about the power of resilience to incoming NCO Academy students at the Paul H. Lankford Enlisted Professional Military Education Center here, April 15, 2014 (U.S. Air National Guard photo by Master Sgt. Kurt Skoglund/Released)