Three of the victims shot yesterday at Ford Hood, Texas have died along with the shooter, who killed himself. Three others are in critical condition. In previously scheduled testimony, Army Secretary John McHugh told a Senate committee today that the shooter was a veteran of four months in Iraq without any record of injury, although he was being treated for depression. Rajiv Chandrasekaran is senior correspondent and editor at the Washington Post and co-author of a new series, examining the effects of recent wars on American soldiers.