Obama, Romney courting undecided voters

  • By JIM KUHNHENN
    Associated Press
  • Sunday, August 19th, 2012
    Republican presidential candidate, former Massachusetts Gov. Mitt Romney greets supporters during a campaign stop at Tom's ice cream, Tuesday, Aug. 14, 2012 in Zanesville, Ohio. Sen. Rob Portman, R-Ohio is at left. (AP Photo/Mary Altaffer)

    Republican presidential candidate, former Massachusetts Gov. Mitt Romney greets supporters during a campaign stop at Tom's ice cream, Tuesday, Aug. 14, 2012 in Zanesville, Ohio. Sen. Rob Portman, R-Ohio is at left. (AP Photo/Mary Altaffer)