TIKRIT, Iraq (AP) -- A car bomb exploded near the police headquarters in the Iraqi city of Tikrit on Thursday, killing at least 10 people, witnesses said. Twenty cars were set ablaze after the massive blast, and at least 10 charred bodies could be scene in the street. Police Lt. Sha'alan Allawi said the bomber drove a vehicle into a parking lot park inside the police building and detonated it. Tikrit, located 80 miles north of the Iraqi capital, is former dictator Saddam Hussein's hometown.