COVID-19 cases in U.S. top 660,000

A closed sign is displayed in a restaurant during the coronavirus pandemic in New York, the United States, on April 16, 2020. The number of COVID-19 cases in the United States topped 660,000 as of Thursday evening with more than 32,000 deaths, according to the Center for Systems Science and Engineering at Johns Hopkins University. (Photo by Michael Nagle/Xinhua)