Laura Ingraham continued Fox News’ relentless promotion of Democratic presidential candidate Robert F. Kennedy Jr. and claimed he is polling well as a graphic appeared indicating he trails President Joe Biden by 57 points. Last week, Kennedy baselessly claimed the Covid-19 virus was targeted to infect and kill certain races. “There is an argument that it is ethnically targeted,” he said. “Covid-19 attacks certain races disproportionately.” He ad…