general jeffrey buchanan says this largest movement of military equipment since world war ii sparks emotions. >> i think all of us have lost a lot of friends, and that's tough. we want to honor that commitment and honor their sacrifice. my greatest hope is that the iraqis take advantage of the opportunities that they have. >> reporter: captain lester minges and staff sergeant donald whitesman ending third deployments here. >> i want to see the nation of iraq succeed, i really do and what i don't want to see is it crumble. >> i've noticed a lot, the iraqi people over here have pretty much the same beliefs and they want the same things and i'm going to miss that. >> reporter: eight years after shock and awe, after the toppling and death of saddam hussein, after at least 400473 american lives lost, and 32,226 wounded in action, and a roughly estimated 100,000 iraqi civilian deaths, america leaves a significantly less violent but not completely stable iraq. this attack in baghdad in recent days. having survived bombings and hunger. >> very, very good. >> reporter: the madawi family keeps weapons