Outlaws left him with one arm, which he replaced with a specially rigged .12 gauge shotgun. Now Dr. John Bishop has the ultimate cure for evil--one barrel at a time. Even in the darkest days of the Civil War, Dr. John "Shotgun" Bishop never saw anything like the deadly plague sweeping through the Cheyenne nation. Diseased corpses dumped in the wells of the Great Plains. Women and children bombarded with infected blood during midnight raids. This is...