Tom Horn see as a warning. During the Wilcox train robbery investigation, Horn obtained information from Bill Speck that revealed which of the robbers had killed Sheriff Josiah Hazen during their escape. Either George Curry or Harvey "Kid Curry" Logan were said to have killed the sheriff. Both outlaws were members of Butch Cassidy's Wild Bunch gang, then known as "The Hole-in-the-Wall Gang" after their hideaway in the mountains. Horn passed this information on to Charlie Siringo, who was working the case for the Pinkertons. Horn briefly entered the United States Army to serve during the Spanish–American War as the chief packer
William Carver (Wild Bunch) was planning another big robbery. The gang headed north, and into Wyoming. On August 29, 1900, Carver, Kid Curry, Cassidy, and the Sundance Kid robbed a Union Pacific train near Tipton, Wyoming, with a take that exceeded $30,000. The gang split up to avoid pursuing posses, and Carver fled south. Carver was later involved in the robbery of a "Great Northern" train near Wagner, Montana. He was shot and killed in Jack Owens' Bakery the night of April 2, 1901 in Sonora, Texas, by Sheriff E.S. "Lige" Briant and his deputies. With guns drawn on entry, they attempted to arrest