Ten weeks from Election Day, the Senate battlefield is sprawling, scattered — and stretching deep into Trump country . Why it matters: In a normal year, Republicans wouldn't think twice about Alaska, Kansas, Iowa, Mississippi, Nebraska or Texas. This isn't a normal year. Republicans expect all six states to revert to their MAGA mean. But they're not betting on it. The fact that they're still in play has turned the midterms into a game of chess, giving Democrats more openings to attack — and leav