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A health worker administers the Pfizer-BioNTech COVID-19 vaccine to member of Madrid Emergency Service (SUMMA) in Madrid, Spain, Tuesday, Jan. 12, 2021. Spain's rate of infection has shot up to 435 cases per 100,000 residents in the past two weeks, prompting new restrictions as authorities try to bring vaccination up to speed. (AP Photo/Manu Fernandez)