Iraqi officials say a car bomb has exploded in northern Baghdad, killing at least seven people.
Authorities say the blast Wednesday evening in the Kadhimiya district also injured at least 14 others.
Shootings and other bomb attacks killed at least another 16 people Wednesday across Iraq.
The attacks included a roadside bomb blast that killed five police officers in Samarra, north of the capital, while gunmen killed four policemen in an ambush near Kirkuk.
In other news, the U.S. military says a high-level al-Qaida leader, Mehmet Yilmaz and his associate, Mehmet Resit Isik were killed in a coalition raid Saturday south of Hawija. A military spokesman described the men as dangerous and significant international terrorists.
The military also announced that a U.S. Marine was killed in combat in al-Anbar Tuesday.