PARIS -- Two men, 32-year-old Yacine Mihoub and 25-year-old Alex Carrimbacus, went on trial on Tuesday accused of killing 85-year-old Mireille Knoll, a French Holocaust survivor, who was stabbed and robbed in a frenzied antisemitic assault in her Paris apartment in what prosecutors call an antisemitic attack." --RELATED: Watch a children's cartoon from our allies in Saudi Arabia.