For the first time since World War II an American submarine torpedoed an enemy ship. CBS Evening News anchor Tony Dokoupil has the latest. Despite thousands of American citizens making it out of the war zone this weekend, the struggle to get more out remains. Chief Correspondent Matt Gutman shares what he's learned so far. The first US service members have officially been killed in Operation Epic Fury. Senior National Security Correspondent Charlie D'Agata shares their stories.