Let’s not count our chickens. He was pushing for an open primary to allow Dems and union people to vote for him in the 2010 primary.
They cut all sorts of deals so some other RINOs may be voting for him. Maybe Lindsay Graham or Mel Martinez or some other stinking RINO.
He won’t be able to get the GOP primary rules changed. Most of the GOP base in PA isn’t sympathetic to Specter.