In our continuing series looking at the latest medical research and news on COVID-19, Larry Mantle speaks with the director of Infectious Disease and Prevention at Huntington Hospital in Pasadena, Dr. Kimberly Shriner. 

Topics today include: 

• Moderna announces full U.S. approval for its COVID-19 vaccine. 
• New C.D.C. data shows the effectiveness of boosters. 
• L.A. County’s daily coronavirus cases continue dramatic decline, but death rate remains high. 
• Optimism at L.A. County’s nursing homes as coronavirus surge declines. 
• People who are boosted against COVID-19 will be exempt from San Francisco’s mask mandate in certain group settings. 
• New clues about who will develop Long COVID. 
• Omicron pushes health authorities toward learning to live with COVID-19. 
• Opinion: What we can learn from how the 1918 pandemic ended. 

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