Pennsylvania health officials report that two unvaccinated residents have died from measles. They are the first measles-related deaths in the U.S. this year, following three last year.

Pennsylvania has now reported 393 confirmed cases of measles as the infectious disease threatens to return.

Two people have died in a growing measles outbreak in Pennsylvania.The Pennsylvania Department of Health announced the deaths Tuesday morning, noting that they are the first…

Pennsylvania confirms two deaths in unvaccinated individuals, state's first in 35 years