Ed Goeas, a GOP strategist who is polling for the Mccain campaign, says Sarah Palin's selection as John McCain's running mate gave the ticket a 20-point turnaround with white women. Cornell Belcher, who is part of Barack Obama's polling team, says the so-called Bradley Effect is less of a factor now than in the past. Audio can be downloaded: http://www.npr.org/templates/story/story.php?storyId=94729649