U.S. Army Spc. Rafael Machuca, native of Barstow, Calif., jokes along with an Iraqi soldier in Joint Security Station Shula, Iraq, on July 18, 2008. The U.S. Soldiers are part of 2nd Platoon, Bravo Company, 1st Battalion, 502nd Infantry Regiment, 101st Airborne Division and the Iraqi soldiers are part of the Delta Company, 2nd Battalion, 22nd Iraqi army division.