Gibson Sale

Cadet Gibson Sale of Pago Pago, American Samoa, walks past a simulated insurgent casualty during a military exercise at the United States Military Academy in West Point, N.Y., Thursday, July 23, 2009. The new version of summer field training at the U.S. Military Academy goes beyond tactics and drills. Senior cadets who face eventual deployments to Iraq or Afghanistan must think through ethical and political quandaries typical of wars where it’s hard to tell enemies from friends. (AP Photo/Mike Groll)