Kanye West last month made a series of antisemitic remarks that have inspired stunts by white supremacist groups, but there is little that police in the U.S. can do to stop them if they don't rise to the level of a hate crime. It began with the rapper, now known as Ye, tweeting that he was going to go "death con 3 on JEWISH PEOPLE." West's comments inspired a series of antisemitic stunts that sparked outrage: The Goyim Defense League dropped banners over Interstate 405 in Los Angeles on October 22, including one that read: "Kanye was right about the...