The blood libel is one of the most hateful and destructive lies launched against the Jewish people over the centuries. While it takes on many different forms, it boils down to the false accusation that the Jews would kidnap and kill a non-Jewish child (or adult), using the victim’s blood for some ritual purpose. In the last week, it has raised its ugly head once again. According to the ADL, “The ‘blood libel’ refers to a centuries-old false allegation that Jews murder Christians – especially Christian children – to use their blood for ritual purposes, such as an ingredient in...