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 or two. At 1:00 a.m on June 2, 1899, Cassidy, Sundance Kid, Harvey Logan and Lay robbed a Union Pacific train near Wilcox, Wyoming. They wore masks made from white napkins, possibly pilfered from a Harvey House restaurant. In the holdup, they stole between $30,000 and $60,000. The gang split up afterward, a common ploy to throw off pursuers, and several fled to New Mexico. On July 11, 1899, gang members robbed a train near Folsom, New Mexico, without Cassidy's presence. The pursuit by a posse led by Sheriff Ed Farr culminated in two gun battles, during which Sheriff Farr