Family members of Democratic presidential hopeful Robert Kennedy Jr joined the White House on Monday in condemning his “deplorable” claim that Covid-19 was engineered to target some ethnic groups and spare others. The former attorney and nephew of John F Kennedy made the extraordinary assertion during a recent dinner in New York city, saying the virus was “targeted to attack Caucasians and Black people”. His remarks, also alleging development by China of viruses as a bioweapon, were captured on video, and published by the New York Post on Saturday, drawing accusations of racism and antisemitism. “There is an argument that...