Canada's vaccine has been plagued by problems. Fast-changing rules, buggy websites and last minute openings have turned finding a jab into a holy grail-like quest. Through it all, Vaccine Hunters Canada have been a lifeline to get a vaccine appointment for thousands of Canadians. They are a group of volunteers who have managed to spread information quicker and more efficiently than official government channels. "This Matters" host Adrian Cheung talks to Vaccine Hunters co-founder Josh Kalpin, and director Sabrina Craig.