Global National June 14 2021 8:47pm 01:51 Tension in the air: Cases of unruly airline passengers soaring As more pandemic restrictions are lifted, more travellers are heading back on airplanes. But as Jackson Proskow explains, more air passengers are being belligerent. Some U.S. airlines are mandating COVID-19 vaccinations for hires. Should Canada follow? REPORT AN ERROR Responsive site?