Niagara public health says there’s been a confirmed case of measles in Niagara involving a man who travelled to the Philippines and back to Pearson international airport on April 28th. He was then in Markham, before going to the Niagara health Welland site the evening of May the 3rd. Anyone who was at any of these locations is asked to watch for signs and symptoms of measles.
follow the link for exposure locations
https://www.niagararegion.ca/news/article.aspx?news=964&t=Confirmed+case+of+measles+in+Niagara