Iraqi police and U.S. soldiers from the Second Stryker Cavalry Regiment take a break during their joint operation near Muqtadiyah in Diyala province July 24, 2008. Sunni Islamist al Qaeda has sought to stoke tensions in Iraq's ethnically and religiously mixed northern cities, such as Diyala and Mosul, after military campaigns pushed its militants out of former strongholds in western Anbar province and Baghdad. REUTERS/Damir Sagolj (IRAQ)
REUTERS/DAMIR SAGOLJ