Almost every province in Canada has now removed its mask mandates in public schools. But many are questioning if now is the right time, and some are even challenging the decision.Today we hear from Sophia Alexanian, a 16-year-old high school student from Toronto, who co-founded a group called Ontario Students for COVID Safety. She organized a province-wide school walkout to protest the end of the mask mandate in schools.We also talk to Caroline Alphonso, an education reporter for The Globe and Mail. She talks to us about how the conversation about removing the mask mandate in schools is playing out across Canada.