U.S. President Barack Obama receives assistance from a poll worker as he casts his vote early at the Martin Luther King Community Center in Chicago

 
U.S. President Barack Obama receives assistance from a poll worker as he casts his vote early at the Martin Luther King Community Center in Chicago
U.S. President Barack Obama receives assistance from a poll worker as he casts his vote early at the Martin Luther King Community Center in Chicago, Illinois October 25, 2012. REUTERS/Kevin Lamarque