In our continuing series looking at the latest medical research and news on COVID-19, Larry Mantle speaks with Kristen R. Choi, professor of nursing and public health at UCLA, and a registered nurse practicing at Gateways Hospital based in Echo Park. 

Topics today include: 

• New study finds COVID may cause changes in the brain. 
• Florida will recommend against COVID vaccines for healthy children in contradiction of federal guidance. 
• U.S. government will offer a second round of free COVID tests to all Americans. 
• Is California’s mask mandate ending too soon for kids? 
• Going to a concert? What to know about the new L.A. COVID rules. 

This program is made possible in part by the Corporation for Public Broadcasting, a private corporation funded by the American people.