Measles is spreading fast in S.C. Here's what it says about vaccine exemptions

South Carolina has reported 558 cases of measles in an outbreak that is continuing to spread quickly.

More than 550 people have contracted measles in Spartanburg County, S.C., in a fast-growing outbreak. Like a majority of U.S. counties, nonmedical exemptions to school vaccination are also rising.

(Image credit: Ken Ruinard)