Obama is struggling in states where he was most dependent on support of whites--except for Ohio.
But an increasingly diverse electorate ensures a tight race.
Republicans can overcome Democratic early voting efforts on Election Day.
Obama's chance at a surprise win rests on a strong ground operation.
There are more swing voters in the Green Bay market than anywhere else in the country
Democrats outnumber Republicans at an '08-esque level.
Whether Romney's upended the race or not, he will get a bounce in the polls.
Debates can bring old supporters back into the fold, but they haven't swayed undecided voters
Sighing and sweat have decided more presidential debates than great “zingers.”
Despite the criticisms, the polls usually perform well on Election Day.