A similar phenomenon also played out in myriad Ohio precincts. All this "despite little hard evidence of [voter] fraud," proclaims the Philadelphia Inquirer. Oh. Well in that case -- guess that one's cleared up. Nothin' to see over there. What evidence?
http://www.philly.com/philly/news/politics/20121112_In_59_Philadelphia_voting_wards__Mitt_Romney_got_zero_votes.html