Everything you need to know about COVID-19 in Alberta on Wednesday, Feb. 3 Officials say they're now aware of two instances of Calgary students who attended schools while infectious with variant strains of the coronavirus. Social Sharing CBC News · Posted: Feb 03, 2021 9:53 AM MT | Last Updated: February 4 A pedestrian wearing a mask crosses a street in Calgary, Alta., Thursday, Nov. 19, 2020, amid a worldwide COVID-19 pandemic.(Jeff McIntosh/The Canadian Press)