China has reported its highest daily total of new coronavirus cases in two months and infections in South Korea also rose, showing how the disease can come back as curbs on business and travel are lifted.
Infections are rising in some U.S. states as President Donald Trump pushes for businesses to reopen despite warnings by public health experts.
China had 57 confirmed cases in the 24 hours through midnight Saturday, the highest since mid-April.
Beijing's biggest wholesale food market was shut down after 50 people in the capital tested positive for the virus.
The world is seeing more than 100,000 new confirmed cases every day, according to data from Johns Hopkins University.