In our continuing series looking at the latest medical research and news on COVID-19, Larry Mantle speaks with Dr. Kristen R. Choi, professor of nursing and public health at UCLA. 

Topics today include: 

• LAist: Without Masks, More LA Students Test Positive As School Outbreaks Triple. 
• How can someone be exposed to COVID-19 but not contract it? 
• UC San Diego selected as a new clinical trial site for variant-specific vaccines. 
• Could COVID-19 vaccines cause hearing issues? 
• Those who contract COVID-19 more likely to develop diabetes. 
• Could suspension of COVID-19 aid abroad extend the pandemic? 

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