Description:WARNING: VIDEO CONTAINS GRAPHIC IMAGES Doctors struggle to treat hundreds of wounded after a rash of blasts rip through Baghdad. The bombings have killed at least 57 people and are the first major attack on the capital since U.S. troops withdrew last week. Surrounded by wreckage, residents are angry and say they are innocents caught up in a political battle. More than 10 explosions rocked the city after Prime Minister Nuri al-Maliki, a Shi'ite moved to sideline two Sunni Muslim leaders.(1:08)