奥巴马授予拜登"总统自由勋章"的演讲
President Obama: Hey! All right, that’s enough. Don’t want to embarrass the guy. Welcome to the White House, everybody. As I have already delivered my farewell address, I will try to be relatively brief. But I just wanted to get some folks together to pay tribute to somebody who has not only been by my side for the duration of this amazing journey, but somebo...