Roundup: Nearly half of U.S. states report increasing COVID-19 cases as experts warn of surge in fall, winter

WASHINGTON, Sept. 28 (Xinhua) -- Almost half of the U.S. states are reporting increasing numbers of new COVID-19 cases as health experts warn of a potential coronavirus surge in the United States in the fall and winter.

As of Sunday, the number of new COVID-19 cases has increased by at least 10 percent or more compared to the week before in 21 states, most of them in the West, according to a CNN analysis of data from Johns Hopkins University.