Mask compulsory in outdoor places in many French cities as COVID-19 cases surge

French Prime Minister Jean Castex (C, front) visits Lille as mask-wearing becomes mandatory in the city center amid concerns about an increase in COVID-19 cases, northern France, Aug. 3, 2020. The French authorities have ordered people to wear face masks in outdoor public places in many major cities as the COVID-19 spread faster and the admission to intensive care units increased again after month-long decline. (Photo by Sebastien Courdji/Xinhua)