Pfizer Says COVID-19 Vaccine Is Looking 90% Effective
(AP) -- Pfizer says an early peek at its vaccine data suggests the shots may be 90% effective at preventing COVID-19. Monday's announcement doesn't mean a vaccine is imminent. The…
(AP) -- Pfizer says an early peek at its vaccine data suggests the shots may be 90% effective at preventing COVID-19. Monday's announcement doesn't mean a vaccine is imminent. The…