A College Democrats of America leader is facing pressure to resign after her anti-Semitic tweets resurfaced. Just one day before Nourhan Mesbah was elected vice president of the College Democrats' executive board, the national student club's Jewish Caucus released a screenshot of a 2016 tweet where she blamed Jews for sabotaging Hillary Clinton in a debate against Donald Trump. "I blame this debate on the yahood," Mesbah tweeted. "Yahood" is the Arabic word for Jews. In her tweet, Mesbah tagged Dima Jubara, an acquaintance with a long history of anti-Semitic statements—including one 2016 tweet where she prayed that "God will...