NEW YORK – As states lift mask rules and ease restrictions on restaurants and other businesses because of falling case numbers, public health officials say authorities are overlooking potentially more dangerous COVID-19 variants that are quietly spreading through the U.S.
Scientists widely agree that the U.S. simply doesn’t have enough of a handle on the variants to roll back public health measures and is at risk of fumbling yet another phase of the pandemic after letting the virus rage through the country over the last year and kill nearly 500,000 people. “Now is not the time to fully open up," said Karthik Gangavarapu, a researcher at Scripps Research Institute whose team works closely with San Diego health officials to watch for mutant