Fauci, the country's leading infectious disease specialist during the COVID-19 pandemic, was subpoenaed to appear by Kentucky senator and committee chair Rand Paul. In his notes, Fauci writes "there was not total agreement" about the virus' origins during the call. Paul alleges Fauci's notes show he covered up evidence supporting this "lab leak" theory. Supporters of the lab leak theory note scientists' analyses relied on incomplete data provided by the Chinese government. In his notes, Fauci writes "there was not total agreement" about the virus' origins during the call.