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FILE - In this March 12, 2020, file photo, a researcher at Protein Sciences reaches for a vial in a lab in Meriden, Conn. The biotech company is currently researching a vaccine for COVID-19. As the race for a vaccine against the new coronavirus intensifies, many rich countries are rushing to the front of the line by placing advance orders for the inevitably limited supply to guarantee their citizens are immunized first. (AP Photo/Jessica Hill, File)