Stock Photo - 27 March 2021, Brandenburg, Potsdam: In the shopping mile Brandenburger Street in the morning about 11.00 o'clock passers-by are on the way in cold and wet weather. On some lampposts hang calls to wear a mask between 09.00 and 19.00 o'clock. The state capital has made it mandatory to present a daily negative Corona test to shop at retail outlets, effective March 27, 2021. Shopping in shops for daily needs, such as supermarkets, bakeries, butchers, pharmacies, medical supply stores, drugstores and weekly markets is exempt. The regulation is initially valid up to and including 11.04.2021. Photo: Soeren Stache/dpa-Zentralbild/dpa. - Potsdam/Brandenburg/Germany