South-Carolina
What to know about South Carolina’s big measles outbreak and who is most at risk
South Carolina is experiencing one of the biggest measles outbreaks the U.S. has seen in decades. In that state, there are 876 confirmed cases of the highly contagious virus, which is preventable with a vaccine. While the current surge may be slowing, doctors warn there are still serious risks for vulnerable populations. William Brangham speaks with epidemiologist Katelyn Jetelina for more.