The battle for the House has turned into trench warfare, with Republicans trying to scrape out enough wins to give them a historic majority and Democrats doing everything they can to minimize GOP gains. If the election were held today, strategists from both sides say, Republicans would expand their current majority by between six and eight seats ... Republicans head into the final weeks of the campaign almost exclusively on offense. Of the 31 or so races seriously in contention, 22 — over 70 percent — are in districts held by Democrats. Twenty of the 31 districts were won by...
