Lt. Col. David Chisenhall, 2nd Mission Support Group deputy commander, escorts Lt. Gen. Jim Kowalski, Air Force Global Strike Command commander, around the air traffic control tower catwalk at Barksdale Air Force Base, La., May 17. Colonel Chisenhall explained how ongoing military construction projects at Barksdale have improved Airman morale and welfare. (U.S. Air Force photo/Airman 1st Class Micaiah Anthony)(RELEASED)