The Iraq war began on March 20, 2003, to rid Iraq of a dictator and eliminate his weapons of mass destruction. The images remain fresh even as the memories fade - the blinding flash of "shock and awe" bombing, the square-jawed confidence of an American president leading his people into war, the cowering prisoner trembling on the ground in the face of a small piece of American power.
Smoke rises after a car bomb attack in Sadr City, Baghdad, Iraq, Tuesday, March 19, 2013. A wave of apparently coordinated bombings rumbled across the Iraqi capital Tuesday morning, killing and wounding scores of people, police said. (AP Photo/ Karim Kadim)