Government app to read QR codes ready for businesses to use A need to be "on our guard:" through the winter means Alberta's vaccine passport will be in place at least into early next year, Premier Jason Kenney said Tuesday, as he announced that a long-awaited app to scan proof-of-vaccination QR codes is now available. "We are now headed into an uncertain period," Kenney told a news conference. "Between weather, seasonal patterns, more indoor activity and the potential for waning protection, we don't want to let down our guard--let's say in November, if we get out of this fourth wave--only...