The Feudists — Ernest Haycox

He could not deny it. He could not hide it. He was running from trouble-sheriff trouble. Seeing the hunted look in Jim Reno's eyes, almost smelling the posse dogging his heels, Pete Vilas was certain he'd at last found the man he could send into the enemy's camp. -- Reno had no way of knowing that no Blackrock man ever came back from Morgantown alive. And even if he did suspect foul play, there was always the alternative of a lawman's rope to make him do Vilas' bidding.