U.S. COVID-19 cases surpass 2.8 mln: Johns Hopkins University

A staff worker does cleaning work at the reopened National September 11 Memorial and Museum in New York, the United States, July 4, 2020. The number of COVID-19 cases in the United States topped 2.8 million on Saturday, reaching 2,808,003 as of 10:33 a.m. (1433 GMT), according to the Center for Systems Science and Engineering (CSSE) at Johns Hopkins University. (Xinhua/Wang Ying)