General practitioner Kerem Erekul takes a swab sample from a patient at the cellar of his office in Berlin...
General practitioner Kerem Erekul takes a swab sample for coronavirus disease (COVID-19) from a patient at the cellar of his office, formerly used as a World War Two shelter, amid the COVID-19 outbreak in Berlin, Germany November 25, 2020. REUTERS/Fabrizio Bensch