Wyatt Earp came to Tombstone as a land agent for the Earp Brothers, Inc. - voluntarily unarmed - and unwilling to heed the warnings of Doc Holliday, who maintained that Dodge City and its violence was mild in comparison to the lawless activities of Tombstone. Wyatt's encounters with Tombstone's silver miners and cowboys, and his narrow escapes from Death, bore out Doc's admonitions, and the revelation of Wyatt's true identity - while it temporarily saved him - only made him a better target for dangers to come. (thetvdb.com)