Five people were killed and dozens of others injured when two car bombs exploded at a livestock market in southern Iraq, an official said today.

Market blasts and other bombings across Iraq killed at least 33 people and wounded nearly 100 today, spurring security officials to clamp down on traffic as Shiite Muslims brace for more tragedy during pilgrimages this week.

At least 33 people have been killed in a series of blasts in Iraq, officials said today.