A medical worker wearing protective gear prepares to collect a swab from a child as his mother holds him during a COVID-19 test after their arrival from a Greek island to the port of Piraeus, near Athens, Thursday, Aug. 20, 2020. Authorities in Greece are using free on-the-spot tests for ferry passengers and nightlife curfews on popular islands to stem a resurgence of the coronavirus after the country managed to dodge the worst of the pandemic. The number of confirmed virus cases and deaths in Greece remains lower than in many other European countries. (AP Photo/Thanassis Stavrakis)