TOMBSTONE: The Earp Brothers, Doc Holliday, and the Vendetta Ride from Hell. Tom Clavin’s latest builds around the gunfight at the O.K. Corral and the “Vendetta Ride” that made Wyatt Earp a legend. Today, the distinction between the good guys and the bad guys seems clear, but the truth was murkier, especially in Tombstone. Clavin looks behind decades of legend surrounding the O.K. Corral and its aftermath to reveal the true story of the drama and violence that made it famous.