 Tell John Tester, stop standing up for Joe Biden and start fighting for Montana. Tester faces Republican challenger and former Navy SEAL Tim Sheehy. The Cook Political Report says the race is a toss-up. It could decide the balance of the U.S. Senate. For NPR News, I'm Shaley Riker in Helena. On Wall Street, Dow futures are lower at this hour. Nasdaq futures are higher. This is NPR.