ARMY CHIEF IN CLASS U.S. Army Gen. George W. Casey Jr., Army chief of staff, observes a class in battlefield ethics class in the Spiritual Fitness Center on Fort Hood, Texas, July 28, 2009. Casey visited Fort Hood and other Army facilities to examine what local commands are doing to help soldiers and their families deal with the challenges they face through Army service. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 039175-C-LGJ46-883.jpg Photo Gallery