At least 10 police officers were killed and 15 others wounded when a suicide bomber drove his explosive-laden vehicle into the federal police headquarters in the Iraqi city of Samarra, authorities said, CNN reported.
The attack took place in the al-Ashaq district of Samarra, police said.
Samara is located in the predominantly Sunni province of Salaheddin, about 100 kilometers (62 miles) north of Baghdad.