I want you to understand, I know it's still tough, Obama said. I know the battle is not yet over. Some of your buddies are going to get injured, and some of your buddies may get killed. And theres going to be heartbreak and pain and difficulty ahead. But theres a light on the horizon because of the sacrifices youve made. I guess this answers John Kerry's question, "How do you ask a man to be the last man to die for a mistake? Obama just did.