Face covers are on display outside a clothing store in Berlin on April 28, 2020 amid the new coronavirus COVID-19 pandemic. Masks are mandatory in shops across Germany from April 29, 2020, as medical experts warned the public to stay disciplined after official data offered a mixed picture on the battle against the novel coronavirus since Europe's biggest economy began a cautious easing of lockdown measures. (Photo by John MacDougall/AFP Photo)
