Air Force Chief of Staff Gen. Mark A. Welsh III speaks to Airmen during a town-hall style meeting, April 7, 2014, at Nellis Air Force Base, Nev. Welsh, along with Chief Master Sgt. of the Air Force James A. Cody and their spouses, Betty and Athena, visited Nellis AFB to thank Airmen and their families for their many contributions and sacrifices. (U.S. Air Force photo/Senior Airman Jason Couillard)