Editor’s note: This is the third in a series of stories about former sheriffs in eastern Idaho. IDAHO FALLS — Dressed in a blue button-up shirt, Ariat vest, Wrangler jeans and boots, Blair Olsen’s attire is reminiscent of John Dutton, Kevin Costner’s character in the series, “Yellowstone.” Like Dutton, Olsen owns a ranch that’s been […]