Citing abortion as a reason, Montana Democrat Jon Tester becomes the 40th Senator in favor of preventing an up-or-down vote on Gorsuch’s nomination. If Democratic Leader Chuck Schumer get just one more Senator, then Republicans cannot move forward with a vote on the nomination — unless Republicans change the rules and eliminate a filibuster on Supreme Court nominations. There are Senators who caucus with the Democrats who remain undecided. Click the link below to see the latest position on every Senator: