Don't ever take 'Survivor' for granted. The Oct. 22 episode of 'Survivor: Samoa' marks one of the few times in the show's nine-year history that production was halted for a medical emergency. (One of the most famous incidents: In season 2, Michael Skupin was evacuated by chopper after falling into a campfire.) In a CBS TV ad for the episode, dreadlocked Pennsylvania attorney Russell Swan ...