The updated vaccines protect against the XFG strain.
Court documents show that the trucking company operator faces nearly 20 charges, including conspiracy to defraud the U.S., providing false statements, and tampering with witnesses.
Some patients report a sharp, stabbing pain when they swallow, often at the back of the throat.
Updated guidance on the CDC website appears to be walking back some of the changes for healthy children and pregnant women that RFK announced earlier this week.
Symptoms appear to be similar to other variants of COVID-19 and the public health risk remains low, WHO information shows.
The move could alter guidance for doctors as well as some insurance coverage.