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
Elzy Lay most famous robbery on June 2, 1899, by robbing a Union Pacific train near Wilcox, Wyoming. Following the robbery, they fled to the Hole-in-the-Wall, successfully evading posses that were in pursuit. Kid Curry, who was by this time a member of the gang, killed Converse County Sheriff Josiah Hazen during that pursuit. The gang split up in different directions for a time, which was a common action following any of their robberies. Cassidy, Lay, Kid Curry, and other gang members Sam Ketchum and Bill Carver headed to New Mexico. On July 11, 1899, without Cassidy, Lay led Curry, Ketchum and