Deborah E. Lipstadt, President Biden’s nominee as antisemitism envoy, told a crowd at Shabbat services in Manhattan that antisemitism is spiraling across the political spectrum and regions of the world, warning that “less than eight decades” after the Holocaust, “we’re facing these problems once again.”“Jews may seem very well situated, but things can change on a dime,” she warned in a Friday night sermon at Temple Emanu-El in Manhattan that was streamed online to thousands of views. “And even if they don’t change on the dime, it’s not a good situation.” Lipstadt, a renowned historian of the Holocaust and professor...