Gunfight at the O.K. Corral Cowboys and were not indicted. Wyatt Earp, newly appointed as Deputy U.S. Marshal in Cochise County, then took matters into his own hands in a personal vendetta. He was pursued by county sheriff Johnny Behan, who had received a warrant from Tucson for Wyatt's shooting of Frank Stilwell. Tombstone, near the Mexican border, was founded in March 1879. After silver was discovered in the area, Tombstone grew rapidly into a frontier mining boomtown. At its founding, it had a population of just 100, and only two years later, in late 1881, the population was more than 7,000 (excluding Chinese, Mexicans,
Gunfight at the O.K. Corral came to each other's aid. Virgil Earp thought that some of the Cowboys had met at Charleston, Arizona, and taken "an oath over blood drawn from the arm of Johnny Ringo, the leader, that they would kill us." Among the lawmen involved in the O.K. Corral shooting, only Virgil had any real experience in combat, and he had far more experience than any of his brothers as a sheriff, constable, and marshal. The Earps' work as lawmen was not welcomed by the Cowboys, who viewed the Earps as badge-toting tyrants who ruthlessly enforced the business interests of the town. In