Vaccine Refusal Has Helped Drive U.S. Measles Cases To A 20-Year High

It's only May, and already America has seen 288 cases of measles. That's the highest number of reported cases since the disease was officially eliminated in the U.S. in 2000, and the highest number reported in the first five months of a year since 1994. Why the resurgence? Unvaccinated U.S. residents. » 5/30/14 2:00pm 5/30/14 2:00pm