BAGHDAD, July 21, SPA -- A roadside bomb killed a U.S. soldier in Diyala province, the military said Saturday. The soldier died of injuries sustained in the explosion,which occurred Friday, according a statement. The death raised to at least 3,631 members of the U.S. military who have died since the Iraq war started in March2003, according to an Associated Press count.--SPA www.spa.gov.sa/469171