People walk on the Red Square in Moscow, Russia, on June 19, 2020. Russia added 7,972 COVID-19 cases in the past 24 hours, taking its total to 569,063, the country's coronavirus response center said in a statement Friday. (Xinhua/Bai Xueqi)

People take photos at the Red Square in Moscow, Russia, on June 19, 2020. Russia added 7,972 COVID-19 cases in the past 24 hours, taking its total to 569,063, the country's coronavirus response center said in a statement Friday. (Xinhua/Bai Xueqi)

People walk at the Red Square in Moscow, Russia, on June 19, 2020. Russia added 7,972 COVID-19 cases in the past 24 hours, taking its total to 569,063, the country's coronavirus response center said in a statement Friday. (Xinhua/Bai Xueqi)

People walk at the Red Square in Moscow, Russia, on June 19, 2020. Russia added 7,972 COVID-19 cases in the past 24 hours, taking its total to 569,063, the country's coronavirus response center said in a statement Friday. (Xinhua/Bai Xueqi)

People take photos at the Red Square in Moscow, Russia, on June 19, 2020. Russia added 7,972 COVID-19 cases in the past 24 hours, taking its total to 569,063, the country's coronavirus response center said in a statement Friday. (Xinhua/Bai Xueqi)

People walk at the Red Square in Moscow, Russia, on June 19, 2020. Russia added 7,972 COVID-19 cases in the past 24 hours, taking its total to 569,063, the country's coronavirus response center said in a statement Friday. (Xinhua/Bai Xueqi)

People take photos in front of a fountain in Moscow, Russia, on June 19, 2020. Russia added 7,972 COVID-19 cases in the past 24 hours, taking its total to 569,063, the country's coronavirus response center said in a statement Friday. (Xinhua/Bai Xueqi)