Bickering over bona fides in Montana Senate race

The Associated PressMONTANA: U.S. Sen. John McCain, left, reacts to U.S. Rep. Denny Rehberg on Friday while campaigning for Rehberg in Great Falls, Mont. Rehberg is enlisting McCain’s help as he attempts to woo veterans in his race to unseat U.S. Sen. Jon Tester.