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
Tom Ketchum was a hideout for numerous outlaw gangs which operated separately. The famous Wild Bunch gang, led by Butch Cassidy and Elzy Lay, operated out of there. One Wild Bunch gang member, Kid Curry, along with his brother Lonny Curry, had previously ridden with Black Jack Ketchum and his gang. He and Ketchum did not like each other, and Ketchum avoided Curry as much as possible. Kid Curry would kill nine lawmen over the course of the next eight years. During this time, Tom Ketchum was once identified mistakenly as "Black Jack" Christian, another outlaw, and that became his nickname as