🚨President Joe Biden tested positive for a second time Saturday morning in what is likely a “rebound” COVID-19 positivity. I spoke with Dr. Anthony Fauci about these rebound cases and everything you need to know about taking paxlovid, an antiviral pill that can be taken at home to help keep high-risk patients from being hospitalized. 👉 Head to katiecouric.com to watch our full conversation. #news #covid19 #paxlovid #fauci