Members of a National Guard unit relax on top of their Humvee, 2004

Baghdad, Iraq, September 2004: Members of the 233rd Military Police Company, a National Guard unit from Springfield, Ill., relax on top of their Humvee. From left are: Spc. Michael Thompson Jr., Spc. Janet Sutter and Sgt. Richard Carroll. Spc. Ommy Frizarry, right, is with the 519th Military Police Battalion from Fort Polk, La. Read more here.