Britain yet to decide on Pfizer offer to vaccinate Olympians

FILE - In this Sunday, March 21, 2021 file photo a vial and syringes of the AstraZeneca COVID-19 vaccine, at the Guru Nanak Gurdwara Sikh temple, in Luton, England. People under 40 in Britain will not be given the Oxford-AstraZeneca coronavirus vaccine if another shot is available because of a link to extremely rare blood clots, it was announced Friday, May 7. The Joint Committee on Vaccination and Immunization said people under 40 without underlying health conditions should receive an alternative vaccine if its does not cause substantial delays in being vaccinated.