Uh oh, things are starting to look a little bleak for Arlen Specter in the upcoming Democratic primary on May 18th in Pennsylvania. Sestak has opened a 5 point lead over Specter. The latest survey reveals Sestak with 47% while Specter has 42%. The poll has a margin of error of exactly 5 points. Rasmussen shows the same numbers for both candidates. Toomey has held a lead over both candidates according to the most recent Rasmussen poll.