Special report: Tension escalates in Iraq

    BAGHDAD, July 13 (Xinhua) -- Ten people, including four policemen, were injured in two roadside bomb attacks targeted police patrols in the Iraqi capital on Sunday, an Interior Ministry source said.

    A roadside bomb went off at about 07:30 a.m. (0430 GMT) near a police patrol was passing in Palestine Street, in eastern Baghdad, wounding two policemen and four civilians, the source told Xinhua on condition of anonymity.

    The blast damaged one of the patrol's vehicles and several nearby civilian cars, the source said.

    An hour later, another roadside bomb detonated near another police patrol in the al-Maghreb Street in Baghdad's northern neighborhood of Adhamiya, injuring two policemen and two civilians, he said.

    Sporadic attacks continue in Baghdad despite the U.S. and Iraqi officials' announcement of a relative lull in violence during the past few months.