 Rumors surfaced later in 1881 that Virgil, Morgan, and Wyatt Earp had killed Old Man Clanton.The first known account is in a letter from attorney William R. McLaury to his brother-in-law, David D. Appelgate on November 19, 1881.McLaury was passionately convinced that the Earps and Doc Holliday had murdered his younger brothers Frank and Tom during the Gunfight at the O.K.