Gunfight at the O.K. Corral to town, and shootings were frequent. In the 1880s, illegal smuggling and theft of cattle, alcohol, and tobacco across the Mexico–United States border, about from Tombstone, were common. The Mexican government assessed heavy export taxes on these items, and smugglers earned a handsome profit by stealing them in Mexico and selling them across the border. James, Virgil, and Wyatt Earp arrived in Tombstone on December 1, 1879, when the small town was mostly composed of tents as living quarters, a few saloons and other buildings, and the mines. Virgil had been hired as Deputy U.S. Marshal for eastern Pima County,
Gunfight at the O.K. Corral accuracy. These works include: David Williams and Paul McIlroy introduced a mathematical model for the O.K. Corral gunfight, which they published in "Bulletin of the London Mathematical Society" (1998). Later this model was analyzed by Sir John Kingman (1999, 2002), and Kingman and Volkov (2003). They analyzed the probability of "survival of exactly S gunmen given an initially fair configuration." Gunfight at the O.K. Corral The Gunfight at the O.K. Corral was a 30-second shootout between lawmen and members of a loosely organized group of outlaws called the Cowboys that took place at about 3:00 p.m. on Wednesday, October 26,