 Through that information, the investigators were able to identify who had killed Sheriff Josiah Hazen, who had been killed during a chase of the train robbery suspects.Horn and Siringo identified Hazen's killers as being Wild Bunch gang members George Curry and Kid Curry.Horn allegedly killed rustlers Matt Rash and Isom Dart that same month, in his other job as a hired killer to fight cattle rustling for large cattle companies.