Col. Bill Knight, 11th Wing/ Joint Base Andrews commander, congratulates Chris Holifield, Army and Air Force Exchange Services General Manager, after the Express Shoppette grand opening on Joint Base Andrews, Md., June 12, 2013. The new Express Shoppette is open 24/7 and offers gas pumps, car vaccume stations, and a variety of food and beverage items. (U.S. Air Force photo/Airman 1st Class Erin O’Shea)