During the 1800s, when northeast Oklahoma was part of Indian Territory, many fugitives from US justice, like Henry Starr and Cherokee Bill, sought refuge in its hills and hollows. Statehood in 1907 did little to tame the area. Northeast Oklahoma remained a hideout for outlaws into the gangster era of the 1930s, when one of the biggest manhunts in history failed to flush Pretty Boy Floyd from the rugged Cookson Hills. Even in modern times, the region...