Car Bombs Rock Baghdad, Kirkuk

Civilians and security forces gather at the scene of a car bomb attack in Baghdad, Iraq, March 29, 2013.

An Iraqi man is comforted at the scene of a car bomb attack in Baghdad, March 29, 2013.

Civilians and security forces gather at the scene of a car bomb attack in Baghdad, March 29, 2013.

A man smokes a cigarette as he sits at the site of a bomb attack in Kirkuk, Iraq, March 29, 2013.