A suicide bomber slammed his car into a bus carrying police recruits north of Baghdad Monday, killing seven recruits and wounding 13 others.
Gunmen in the Iraqi capital opened fire on a convoy carrying Turkey's ambassador, though no serious injuries were reported.
In northern Iraq, Sunni Arab political leaders met with Kurdish leaders to discuss plans for forming a new government.
Kurdish and Shi'ite leaders held similar talks last week. Some Sunni groups have alleged fraud in last month's elections.
Iraqi oil officials said crude exports had reached their lowest level since the war began, because of terrorist attacks and bad weather.
The announcement came as Oil Minister Ibrahim Bahr al-Uloum confirmed he had resigned his post last week, after criticizing hikes in fuel prices.
Some information for this report provided by AP and Reuters.