Photos: Obama sworn in for 4 more years in office
Obama, Biden sworn in for a second term
Credit: Getty Images
WASHINGTON - JANUARY 20: U.S. Vice President Joe Biden (2nd L) takes the oath of office from U.S. Supreme Court Justice Sonia Sotomayor (2nd R) as his wife Dr. Jill Biden (R) looks on during the official swearing-in ceremony at the Naval Observatory on January 20, 2013 in Washington, DC. Biden and U.S. President Barack Obama will be officially sworn in a day before the ceremonial inaugural swearing-in. (Photo by Saul Loeb-Pool/Getty Images)
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