Robert F. Kennedy Jr. is facing fierce backlash over his claims that the COVID-19 virus was manipulated to target white and Black people while avoiding Ashkenazi Jews and Chinese people. The conspiratorial comments, which were first reported by the New York Post, have caused a firestorm among Democrats, many of whom have already shared concerns about his insurgent primary challenge to President Biden. Kennedy responded by calling the charges of antisemitism and anti-Asian racism leveled against him “a disgusting fabrication.” But many Democrats say the claims just confirm their beliefs that much of what he stands for is antithetical to...