A boy with a machine gun weeps Monday at the site of a suicide bombing in Kanan that killed a sheik . NEW : Roadside bomb kills at least 5 U.S. soldiers and an interpreter in Diyala province . Earlier , 3 Diyala province soldiers on foot patrol die in Baghdad suicide bombing . Baghdad blast marks deadliest attack on U.S. troops since last month . Female suicide bomber kills sheik , 5-year-old niece and guard at American home .
NEW : Roadside bomb kills at least 5 U.S. soldiers and an interpreter in Diyala province . Earlier , 3 Diyala province soldiers on foot patrol die in Baghdad suicide bombing . Baghdad blast marks deadliest attack on U.S. troops since last month . Female suicide bomber kills sheik , 5-year-old niece and guard at American home .