It's the latest in a series of challenges to the agency's authorities that could hamstring its ability to respond to this pandemic and public health crises to come.
A company accused of handing out fake results for hundreds of coronavirus tests will pay more than $20 million under a settlement deal announced by Los Angeles City Atty. Mike Feuer.
Valencia Branch Laboratory, a public-private venture between the state and PerkinElmer, processed only 1 to 8% of all Californians' COVID tests in the first 10 months of the contract.
Moderna says that a new version of the company's COVID-19 vaccine appears to provide stronger, longer-lasting protection against variants of the virus than the original vaccine.