Nearly half of eligible Toronto residents have now received a fourth dose of COVID-19 vaccine

Syringes and vials of Pfizer-BioNTech COVID-19 vaccine are seen on a work surface during a drive through clinic at St. Lawrence College in Kingston, Ont., Saturday, Dec. 18, 2021. THE CANADIAN PRESS/Lars Hagberg Syringes and vials of Pfizer-BioNTech COVID-19 vaccine are seen on a work surface during a drive through clinic at St. Lawrence College in Kingston, Ont., Saturday, Dec. 18, 2021. THE CANADIAN PRESS/Lars Hagberg

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5 things to know for Tuesday, June 6, 2023

Officials warn 2023 is on track to be the worst fire season ever seen in Canada, smoke and haze makes air quality poor across the country, and the federal prison service is reconsidering its decision to move Paul Bernardo to a medium-security jail.