A similar attack Monday on the heavily fortified Green Zone--which houses Iraq's interim government and foreign embassies--had left 13 dead and over 70 injured.
Reporters at the site said smoke was billowing from the region after the explosion at 8.25
Monday's attack occured on the first anniversary of Saddam Hussein's capture by American troops, and observers predict more such attempts before the UN-sponsored elections slated for January 30.