Follow the candidates' path to the presidency with our exclusive photo coverage from the campaign trail.
Republican vice-presidential candidate Paul Ryan cheers as he listens to Mitt Romney speak during a campaign stop in Mooresville, North Carolina on August 12, 2012. UPI/Nell Redmond .
Republican presidential candidate, former Massachusetts Gov. Mitt Romney (L) introduces Rep. Paul Ryan (R-WI) as his vice presidential running mate on August 11, 2012 in Norfolk, Virginia. UPI/Patrick McDermott
President Barack Obama delivers remarks to grassroots supporters at the Harold and Ted Alfond Sports Center, Rollins College, Winter Park, Florida on August 02, 2012. UPI/Gary I Rothstein.