Thousands of people, mostly children, in the U.S., Canada, and Mexico have contracted the vaccine-preventable disease this year.

Ontario's Ministry of Health has announced the first recorded death of a measles patient from the outbreak that started in October. The baby who died contracted the virus before birth from the mother,

A baby born prematurely to an unvaccinated mother has become the first measles patient to die in a measles outbreak that started in Canada last year. The infant died in Ontario, where nearly 2,000 cases have been reported,