“Republicans are spending the final week ahead of the midterm elections defending historically red Senate seats that have suddenly become competitive,” Wired reports.“A significant focus is now on four Senate races in Kansas, South Carolina, Nebraska, and even Mississippi, all traditionally red seats, in what’s an ominous development for Republicans in their effort to at least keep control of the upper chamber.”“Trump operatives say they do not expect Democrats to win those Senate seats and that they have mainly directed GOP outside groups to spend there to help boost incumbents that only have a narrow lead.”