ATHENS, Greece—Coronavirus cases hit new daily highs this week in Russia, and Germany and the UK announced plans Tuesday to expand virus testing as European countries battled rapidly increasing COVID-19 infections and hospitalizations.
Nations reintroduced restrictions to get ahead of a virus that has caused more than 1.2 million deaths around the globe, over 270,000 of them in Europe, according to Johns Hopkins University, and is straining health care systems.