CDC director returns to isolation with mild COVID-19 symptoms
                                
                                
                                    (Newser) -
                                    The director of the Centers for Disease Control and Prevention is back in isolation at home, after testing positive again for COVID-19. Dr. Rochelle Walensky, 53, first had a positive test on Oct 21. She then tested negative after completing a regimen of the antiviral Paxlovid, but mild symptoms returned...