New CBS News Battleground Tracker polling find Sen. Jon Tester (D-MT) is up two points with likely voters over Matt Rosendale (R), 47% to 45% in Montana, while in Missouri, Sen. Claire McCaskill (D-MO) and Josh Hawley (R) are even in support among likely voters at 45% to 45%.
Most supporters of all these candidates describe themselves as enthusiastic about voting this year.
?Political Trivia
Eight moments in political history. Put them on a timeline.
Play →
Five senators. Three bills. Can you guess how they all voted?
Play →
Nine Justices. One case. How did they rule?
Play →
Do you have your finger on the pulse of America?
Play →
Four questions a day.
Play →
A new game every day.