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
Butch Cassidy's Wild Bunch Bunch gang claimed to make every attempt to abstain from killing people, and Cassidy boasted of having never killed a single man or woman in his entire career. These claims were false, however. Kid Curry, "Flat-Nose" George Curry, Will Carver and other members of the gang killed numerous people during their flight from law enforcement. Kid Curry alone killed nine lawmen while with the gang, and another two civilians during shootouts, becoming the gang's most feared member. Elzy Lay killed another two lawmen following a robbery, for which he was wounded, arrested and sentenced to life imprisonment. George Curry killed