In our continuing series looking at the latest medical research and news on COVID-19, Larry Mantle speaks with Dr. Dean Blumberg from UC Davis. 

Topics today include:

• Pfizer and Moderna vaccines still effective against UK variant, reduced effectiveness against South Africa variant 

• The challenges of getting long-COVID patients back to work 

• COVID-19 has already cut U.S. life expectancy by a year. For Black Americans, it's worse 

• U.S. seizes over 10 million phony N95 masks in COVID-19 probe 

• Can fans attend the NCAA men's basketball tournament in Indiana? 

• Long Beach schools to begin K-5 instruction on March 29, Mayor announces 

Guest:

Dean Blumberg, M.D., professor of medicine and chief of Pediatric Infectious Diseases at UC Davis Children’s Hospital