As the War in Iraq continues the first measures of its psychological toll are coming in. A medical study estimates that more than one in seven returning veterans are expected to suffer from major depression anxiety or Post Traumatic Stress Disorder. For those who have survived the fighting the battle is not over. For some the return home can be as painful as war itself. FRONTLINE tells the stories of soldiers who have come home haunted by their experiences and asks whether the government is doing enough to help.