Jack McCall

John Jack McCall (məˈkɔːl); (1852 or 1853 – March 1, 1877) (also known as Crooked Nose or Broken Nose Jack), was the murderer of Old West legend Wild Bill Hickok. McCall shot Hickok from behind as he played poker at Nuttal & Manns Saloon in Deadwood, Dakota Territory on August 2, 1876. McCall was executed for the murder on March 1, 1877.

Bio from Wikipedia - See more on en.wikipedia.org Text under CC-BY-SA license