Montana's junior senator Jon Tester is locked in a tight battle with his Republican challenger, Congressman Denny Rehberg. Tester appeared this week on MSNBC with Andrea Mitchell, who asked Tester if having President Obama on the ticket was a negative. Tester asks Montanans to consider his record, not the President's.

The Montana Senate race is one of the most closely watched in the country, with millions of campaign dollars being pumped into the state by both sides. Comments from Mitchell and Tester are below..

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