A car bomb exploded Tuesday at an Iraqi National Guard checkpoint outside the city of Baqouba, killing four guardsmen and wounding four others, the U.S. military said.
The incident occurred about 2:30 p.m. just north of Baqouba.
Hussein Ali, an emergency worker at Baqouba hospital, said six injured guardsmen had been brought to the hospital.
Earlier, assailants in Baghdad detonated a roadside bomb on Tuesday, killing a local police chief, an officer and a policeman, hospital and police officials said.
The explosion took place in western Baghdad's al-Washash district.
According to The AP, police identified one of the dead as Col. Mouyad Mohammed Bashar, who was chief of al-Mamoun police station. He died soon after the explosion from wounds suffered in the blast.
Meanwhile, the U.S. military announced the deaths of four U.S. soldiers in two statements on Tuesday.
Two American Marines died of wounds received in fighting in Anbar Province west of Baghdad, the military said. One of the Marines died during the Monday engagement; the second died Tuesday from his wounds in that fighting.
Another statement said two soldiers were killed and two wounded after they were hit by a roadside bomb in Baghdad at about 11:00 pm (1900 GMT) on Monday. (Albawaba.com)
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