A suicide truck bomber killed eleven people at a police headquarters on Monday as data showed March was Iraq’s deadliest month since August.

A suicide truck bomber killed eleven people at a police headquarters on Monday as data showed March was Iraq's deadliest month since August.

The attacker detonated the tanker truck at a police headquarters in Tikrit, 160 kilo meters north of Baghdad, killing eleven people and wounding 14, police and medics said.

Most of the casualties in the attack, which struck in morning rush hour, were police, the sources added.

No group immediately claimed responsibility for the attack.