As measles cases in the United States continue to mount, neighboring countries Canada and Mexico are also experiencing significant outbreaks – all of which have been linked to at least one death.

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,

A Canadian infant who was born prematurely and had measles has died, officials said Thursday without confirming a cause of death, raising heightened concern about the virus's resurgence. "While measles may have been a contributing factor in both the premature birth and death,