A supporter listens to U.S. President Barack Obama speak at a campaign rally for Democratic Senator Barbara Boxer in Los Angeles

 
A supporter listens to U.S. President Barack Obama speak at a campaign rally for Democratic Senator Barbara Boxer in Los Angeles
A supporter listens to U.S. President Barack Obama speak at a campaign rally for Democratic Senator Barbara Boxer at University of Southern California in Los Angeles October 22, 2010. Obama is on a four-day, five-state swing to support Democrats in the upcoming election. REUTERS/Kevin Lamarque (UNITED STATES - Tags: POLITICS IMAGES OF THE DAY)