BAGHDAD, Aug 8 (SPA) - Four separate roadside bombattacks killed at least 19 people in Baghdad on Tuesday, police sources said, as U.S. troops made new efforts to try to rid the capital of powerful militias and defeat insurgents. The deadliest bombing killed at least 10 people and wounded 69 in the al-Shorja market in central Baghdad. Earlier, two blasts targeting police and another aimed atone of Baghdad's busiest bus stations killed a total of ninepeople, said the police sources. Eight people were wounded in those attacks, Reuters reported.--SPA www.spa.gov.sa/381496