10/19/2012 - Air Force Chief of Staff Gen. Mark A. Welsh lll walks with Maj. Gen. Byron Hepburn and Command Chief Master Sgt. Maurice James Oct. 18 at Wilford Hall Ambulatory Surgical Center, Joint Base San Antonio-Lackland, Texas. Welsh visited the 59th Medical Wing to receive an overview of military medical construction on the base. Hepburn is the 59th MDW wing commander and James is the 59th MDW command chief. (U.S. Air Force photo/Robbin Cresswell)