President Obama's second inauguration

32 of 44: Vice President Joe Biden, with his wife Jill Biden, center, holding the Biden Family Bible, shakes hands with Supreme Court Justice Sonia Sotomayor after taking the oath of office during an official ceremony at the Naval Observatory, Sunday, Jan. 20, 2013, in Washington. (AP Photo/Carolyn Kaster) (AP Photo/ Carolyn Kaster)

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