Chief of Staff of the Army Gen. George W. Casey Jr., passes a recruit who is undergoing a breathalyzer test at the Military Entrance Processing Station, Fort Jackson, S.C., July 30, 2009. Chief of Staff of the Army Gen. George W. Casey Jr., passes a recruit who is undergoing a breathalyzer test at the Military Entrance Processing Station, Fort Jackson, S.C., July 30, 2009. SHARE: Download: Full Size (2.57 MB) Tags: photo essays Credit: VIRIN: 739134-A-QBT47-556.jpg Photo Gallery