Sergeant Preston heard the shooting in the woods to the right of the trail, and turned off at once. A few minutes later on the edge of a clearing, he saw a man crouched behind a tree, who he recognized as Barry Ellis, the owner of the Beaver City Inn. There was a cabin in the clearing, and as the Sergeant stopped the team, the barrel of a rifle showed at the cabin window, and a bullet nicked the tree behind which Barry had taken cover...