Officials say new attacks in Iraq have killed seven people and wounded dozens.

A police officer says a suicide blast at a checkpoint, followed by militants who opened fire at Iraqi troops, has killed three soldiers in Tarmiyah. The town is 50 kilometers (30 miles) north of Baghdad.

A medical official confirmed the causality figure. Both officials spoke on condition of anonymity because they are not authorized to talk to media.

Mayor Shalal Abdool says two parked car bombs went off simultaneously in the northern city of Tuz Khormato, killing three civilians and wounding 38 people there.

And in Kirkuk, police Col. Taha Salaheddin says three bombs exploded back-to-back at a sheep market, killing one person and wounding 25. Kirkuk is 290 kilometers (180 miles) north of Baghdad.