Wyatt chases down Doc, with whom he has had a testy relationship. Doc forces a shoot-out, ending with Wyatt shooting a pistol out of Doc's hand. The two return to Tombstone, where after being questioned, Chihuahua reveals the silver cross was actually given to her by Billy Clanton. During the interrogation Billy shoots Chihuahua through a window and takes off on horseback, but is wounded by Wyatt. Wyatt directs his brother Virgil to pursue him. The chase leads to the Clanton homestead, where Billy dies of his wounds. Old Man Clanton then shoots Virgil in the back in cold blood.