WASHINGTON — Sen. Rand Paul, R-Ky., and Dr. Anthony Fauci, the top medical adviser to President Biden, engaged in by-now-familiar recriminations at a Senate committee hearing on Thursday, clashing — as they have before — on the origins of the coronavirus. Simply put, Paul believes that Fauci is hiding the extent to which the United States was complicit in funding Chinese research he is convinced led to the creation of the pathogen known as SARS-CoV-2.

A veteran of seven presidential administrations, Fauci has his own ideas about Paul — an ophthalmologist by training — that he has not been shy about expressing. “He is egregiously incorrect in what he says,”