What to know about this summer’s major surge in COVID infections

PBS Newshour Video As summer winds down, much of the U.S. is seeing the biggest COVID wave in at least two years, and hundreds of people are still being killed by the virus every week. According to a CDC analysis of hospitalizations, 25 states have or likely have rising numbers of COVID infections. William Brangham speaks with Dr. Eric Topol about what’s behind the uptick and how people can protect themselves.