《》線上看，高清完整版. The second inauguration of Barack Obama as the 44th president of the United States was the 57th inauguration, marking the commencement of his second and final term, with Joe Biden as vice president. A private swearing-in ceremony took place on Sunday, January 20, 2013, in the Blue Room of the White House, followed by a public inauguration ceremony on Monday, January 21, 2013, at the West Front of the United States Capitol in Washington, D.C.