Margaret Keenan, the 90-year-old grandmother who became the first person in the world to receive the Pfizer COVID-19 vaccine outside of a trial in Britain on Tuesday, has a message for others: “go for it” to beat the devastating disease. An early riser, Keenan, from Northern Ireland, received the Pfizer-BioNTech shot at her local hospital … Continue reading Pfizer COVID-19 Vaccine:Margaret Keenan Is 1st In world To Get It