6:07gma3November 9, 2020Pfizer says there are 'no safety concerns' about its vaccineChairman and CEO Dr. Albert Bourla talks about the development process, refusal to participate in Operation Warp Speed and more.Up Next in newsVaccine 90% effective in trial as cases surgeNovember 9, 2020MSU shooting survivor shares emotional diary entry on TikTokFebruary 28, 2023Paralyzed in a school shooting, letters from strangers gave this survivor hopeDecember 14, 2022