HELENA — U.S. Sen. Jon Tester is spending the weekend before the election barnstorming the state with other Democrats in a final effort to break through a tough-as-nails battle with U.S. Rep. Denny Rehberg.

Rehberg had a quieter weekend, spending his time with family and at his Billings field office helping volunteers make calls encouraging voters to the polls.

AP Photo/Matt Gouras

Rep. Denny Rehberg, R-Mont., right, campaigns with Sen. John Thune, R-Mont., left, in Helena on Oct. 16. Rehberg has been turning to out-of-state surrogates to help him rally his base in the electio...