Rising COVID-19 cases in California highlight risks of delta variant, as WHO head warns world in dangerous period of pandemic
July 02, 2021 at 10:58 AM EDT
A 17% increase in cases of the coronavirus-borne illness COVID-19 in California in the last 14 days has increased concerns about the highly infectious delta variant of the virus, which is expected to become the dominant strain in the U.S. over time as it has in many other places.
