The Republican Party may be girding for a brutal internal war amid the wreckage of its midterm elections — and Donald Trump is ready to “burn it all down” if he can’t keep his grip on the GOP, predicts New York Times reporter Maggie Haberman. Who or what remains standing after such a clash is far from clear, she noted Friday. The throw-down is likely to begin next week when Trump is expected to announce that he’s running again for president, against the advice even of some of his allies. Trump has already been trashing potential primary rivals, including Florida...