An elderly man returns home with his shopping, which is one of the very few outdoor activities allowed under a national quarantine against the spread of the coronavirus, in Warsaw, Poland, on Thursday, March 26, 2020. The new coronavirus causes mild or moderate symptoms for most people, but for some, especially older adults and people with existing health problems, it can cause more severe illness or death.(AP Photo/Czarek Sokolowski)

March 27, 2020