November 2nd could see some big, unpleasant surprises for incumbent Democrats in the House of Representatives. Strong GOP contenders, largely unnoticed by the national media and party bigwigs, are making bold plays for seats long regarded as belonging to the Democrats. How big a wave will there be for the GOP in House races this year? The latest analysis by realclearpolitics.com rates only 139 of the 256 Democratic-held seats as safe, or 54% of the total now held by the Democrats. For the GOP, only sixteen of 179 are in play (9% at risk). RCP divides seats into seven categories:...