With Delta variant spreading, experts split on whether to test vaccinated people for Covid-19
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A man receives a Covid-19 test at Los Angeles International Airport amid a coronavirus surge in Southern California on December 22
By Jacqueline Howard and Keri Enriquez, CNN
The spread of the Delta coronavirus variant in the United States has many experts questioning whether it should be time to start testing even vaccinated people for the virus.
Although health officials have said evidence shows vaccinated people are unlikely to spread the virus to others, Dr. Peter Hotez, dean of the National School of Tropical Medicine at Baylor College of Medicine, says it may be important to watch to make sure the more transmissible Delta variant does not evade the effects of vaccines.
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