Five people were killed and 12 others were wounded in a series of bomb attacks in the Iraqi city of Tuz-Khurmato, local police said.
The attacks started before noon when one suicide bomber drove an explosive-filled vehicle into an army checkpoint and the other wearing an explosive vest blew himself up at a marketplace in the city, China's state-run news agency Xinhua reported.
Then, 12 roadside bombs were detonated throughout the city.
"The latest reports put the toll at five killed and 12 wounded by the blasts of Tuz-Khurmato," an unnamed police official told Xinhua
The official said the toll could rise.
Tuz-Khurmato is an ethnically mixed city that is in a disputed region claimed by the Kurds, the Arabs and the Turkomans.
No group has claimed responsibility for the attack.