The idea of waning immunity has picked up steam in recent weeks, with some countries using it to justify rolling out third-dose COVID-19 vaccine boosters to their populations. But immunologists say the concept has been largely misunderstood.
Stars return to the Toronto International Film Festival in-person.
CP24 has invited all of the major party leaders to speak with CP24 Breakfast. Here's the Conservative Party's Erin O'Toole.
Images from the campaign trail of Canada's 44th general election.
CP24 Toronto's Breaking News