Secretary Hagel is congratulated by Vice President Biden Secretary of Defense Chuck Hagel, left, is congratulated by Vice President Joe Biden after he is ceremonially sworn in as 24th secretary of defense while his wife Lilibet holds the Bible in a ceremony in the Pentagon on March 14, 2013. SHARE IMAGE: Download Image: Full Size (0.06 MB) Photo By: VIRIN: 687765-Q-SQZ37-710.jpg Photo Gallery