To add to further problems there are at least a couple of cases of people voting twice. One more than is allowed I think, but I live in the Midwest what do I know. PA might be the deciding state and a lot of that depends on how much the votes for Obama are run up in Philadelphia or the fraud is run up which ever the case may be.
Voting Twice in Philly
Is Some Clarification on Voter Fraud Too Much to Ask For?
The Black Panther Twins from earlier
Voter “protection” inside Toledo Polling places