This paper describes a little known but highly influential massacre of a Christian (or "Gentile") wagon train heading for California in 1857 which had to pass through Mormon territory known as Utah today. At least 120 people were slaughtered sparing only 17 (or perhaps 18) children thought too young to remember the details, partly because killing anyone under the age of 8 is strictly forbidden by Mormon theology. The slaughter took five days and was accomplished with such deception and duplicity that a movie was made of it called "September Dawn." Knowledge of this event was tightly suppressed by the LDS church for many years, and a cover story was quickly created that Indians had done the evil deeds. But the Bishop of the nearest Mormo...