A crisp layer of frost clung to the Tent our first morning in Idaho’s Sawtooth Range. It was early September but a cold front had sent the mercury plummeting at our campsite beside Redfish Lake near the town of Stanley, Idaho. Even with an extra blanket and the added warmth provided by Otis, our rescue mutt, my wife, Ella, and I emerged from the tent blowing hot breath into our frozen palms and