AdvertisementAmericans Could See A Vaccine By Mid-December, Says Operation Warp Speed AdviserNovember 22, 2020Christianna SilvafacebookEmailMoncef Slaoui, chief scientific adviser for Operation Warp Speed, listens as President Trump delivers remarks about coronavirus vaccine development in the Rose Garden on May 15. Slaoui says Americans could start seeing a vaccine by the middle of December. (Getty Images)