Guests: Chris Potter, Gary Rotstein - Off the Record; Phone guest: Diana Rua - Diana Rua Media; Republicans think polls are part of media conspiracy; voter ID in PA; Rich Fitzgerald already giving money to Peduto's mayoral campaign; Peduto lacks charisma; Democrats can't be thinking we have the presidential election in the bag; Bob Casey's whispery voice; Pitts-burgher music festival & burger competition TOMORROW; racism in Pittsburgh, Off the Record, musical satire of Pittsburgh culture & politics to be held NEXT Thursday -- August Wilson theme; clips from past shows.