Senators from both sides of the aisle appeared optimistic Sunday a deal would be reached by party leaders to hold an impeachment trial in the Senate once lawmakers return after the holidays. Senate Majority Leader Mitch McConnell and Senate Minority Leader Chuck Schumer failed to reach a negotiation last week over the rules and procedures for the likely trial, with Democrats demanding the chamber call witnesses. Mr. McConnell, though, is insisting President Trump have the same impeachment process afforded to President Clinton where the Senate agreed to hear from the House managers presenting their argument supporting the articles of impeachment...