A car bomb struck a US military convoy in central Baghdad on Tuesday, killing and wounding dozens of people, police said.

"A car bomb blew up at around 1:00 p.m. (0900 GMT) in Baghdad's.

Tahrir Square, a crowded commercial area, targeting a US military convoy," a police source told Xinhua on condition of anonymity.

The casualties were not immediately known, but the source said that dozens of people were killed or wounded.

A US Humvee was destroyed in the attack along with about 15 civilian cars, the source added.

The US military had no immediate comment on the incident.

(Xinhua News Agency August 3, 2005)