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 older sister, Josie, before returning to Ann. Cassidy associated with a broad circle of criminals, most notably his closest friend William Ellsworth "Elzy" Lay, Harvey "Kid Curry" Logan, Ben Kilpatrick, Harry Tracy, Will "News" Carver, Laura Bullion, and George "Flat Nose" Curry, who collectively became the nucleus of the so-called "Wild Bunch". The gang assembled sometime after Cassidy's release from prison in 1896 and took its name from the Doolin–Dalton gang, also known as the "Wild Bunch". On August 13, 1896, Cassidy, Lay, Logan and Bob Meeks robbed the bank at Montpelier, Idaho, escaping with approximately $7,000. Shortly thereafter Cassidy