Baghdad, IRAQ: Seen through splintered bullet-proof glass, US soldiers from 2-12 Infantry Battalion examine their damaged Humvee after an Improvised Explosive Device (IED) detonated on the vehicle, following a patrol in the predominantly Sunni al-Dora neighborhood of southern Baghdad 19 March 2007. On the fourth anniversary of the US invasion of Iraq US soldiers still face daily attacks on the streets of the war-torn capital. AFP PHOTO/David FURST (Photo credit should read DAVID FURST/AFP/Getty Images)