U.S. President Barack Obama and first lady Michelle Obama celebrate with Vice President Joe Biden and his wife Jill after his victory speech on election night in Chicago, November 6, 2012. (KEVIN LAMARQUE / REUTERS)
U.S. President Barack Obama and first lady Michelle Obama celebrate with Vice President Joe Biden and his wife Jill after his victory speech on election night in Chicago, November 6, 2012. (KEVIN LAMARQUE / REUTERS)
