The U.K. will begin a mass vaccination against COVID-19 on Tuesday, as hundreds of thousands of doses of Pfizer’s vaccine reach the public. Here, a temperature-controlled cold storage truck leaves a Pfizer facility in Belgium Thursday.

A temperature controlled cold storage haulage truck leaves the Pfizer Inc. facility in Puurs, Belgium, on Thursday, Dec. 3, 2020. The quick approval of Pfizer Inc.s coronavirus vaccine in the U.K. isnt likely to accelerate the availability of the shot in Asia, as countries work to complete local safety tests and negotiate deals. Photographer: Geert Vanden Wijngaert/Bloomberg via Getty Images