Global News at 5:30 Toronto February 26 2021 6:11pm 02:33 Canada approves Oxford-AstraZeneca’s COVID-19 vaccine Oxford-AstraZeneca’s COVID-19 vaccine received authorization from Health Canada, bolstering the country’s vaccine arsenal. Shallima Maharaj explains why it’s a game-changer. Experts warn against the temptation to comparison shop coronavirus vaccines Responsive site?