Experts focus on superspreaders to study virus transmission

As businesses reopen and cases across several states in the U.S. and across the world surge, experts worry that “superspreaders,” a small percentage of infected people are transmitting the virus to a much larger percent, could be fueling the pandemic. Hari Sreenivasan speaks with Ben Lopman, an epidemiology professor at Emory University’s Rollins School of Public Health.