A friend of mine who ranches in eastern Montana asked me if I had seen a political commercial from Troy Downing attacking Senator Tester. I hadn’t. I looked it up and watched Downing, who recently moved to Montana from California, strut around like a cock in front of some fighter jets (if you saw my roosters you would know what I say is true). Then you see a Jon Tester impersonator sitting on a small tractor playing a trumpet getting buzzed by a jet. He makes fun of…