since the october 7th terror attack in israel there has been a spike in antisemitic attacks around the world, including in the united states. the fbi recently warned anti-semitism is reaching historic levels. its data shows jewish americans make up 2.4 of the public, but they re the targets of more than 60% of religious hate crimes recorded in this country. since october, jewish day schools have closed or had to hire extra security, synagogues have gone into lockdown, and college campuses in particular have seen a surge in antisemitic incidents, including some assaults. over the next hour, cnn s dana bash explores the roots of anti-semitism in america and how they ve spread. you ll also hear from some who have personally experienced threats and attatacks in the pa months and have started hiding their jewish identity in public out of fear for their safety. sunday, october 29th in southern russia. barely three weeks after the october 7th attack on israel by hamas, the deadlie