In our continuing series looking at the latest medical research and news on COVID-19, Larry Mantle speaks with Dr. Peter Chin-Hong, infectious disease specialist and professor of medicine at the UCSF Medical Center.

Topics today include:

• California has opened up vaccine eligibility and it’s relying on the honor system 

• Should we be worried about the Astrazeneca vaccine?

• Did virus variants evolve in people with weakened immune systems?

• A listener wrote to us saying she was experiencing vaccine guilt 

• 6 feet distance is the wisdom, but can kids at schools be seated closer together?

• According to the DOH, three vaccinated people in Hawaii tested positive for COVID

• Americans are pretty great at getting their second vaccine dose

• LA County has partnered with Healthvana to create vaccine passports - what are the ethics and also how are other countries negotiating similar passport systems?

Guest:

Peter Chin-Hong, M.D., infectious disease specialist and professor of medicine at the UCSF Medical Center; he tweets @PCH_SF