Pfizer CEO fighting his second Covid infection in 5 weeks Pfizer CEO and Chairman Albert Bourla: “I have tested positive for COVID.” More... September 24, 2022September 24, 2022 Coronaheadsup.com Coronavirus, Health, Infection, Pfizer/Biontech, Reinfection, Symptoms, Transmission, Treatment, USA, Vaccine, Vaccine Breakthrough, Vaccine Waning