In a separate incident, a police officer was killed when a roadside bomb struck his car in Qaiyara city, some 50 km south of Mousl, the source said.
In Baghdad, a civilian was killed and six others were wounded when a bomb ripped through an outdoor market in Sab al-Bour district in the northern part of the capital.
A policeman was critically wounded by a sniper shot while manning a checkpoint in Baghdad's eastern district of Sadr City, a police official said.
Near Baghdad, two government-backed Sahwa paramilitary group members were killed and two wounded in a roadside bomb explosion near their car in Abu Ghraib area, some 25 km west of the capital, a police source said.
Iraq is witnessing its worst eruption of violence in recent years. According to the UN Assistance Mission for Iraq, around 7,000 Iraqis were killed and over 16,000 others injured from January to October this year.
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