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Unvaccinated Canadians have us heading towards a 'Delta-driven' fourth wave, Tam says

Canada is seeing a 'slight increase' in new COVID-19 cases, and thousands more infections are predicted if contacts aren't contained, warns new national modelling released Friday.The new picture on Canada' s pandemic trajectory shows the serious threat the highly-contagious Delta variant is posing, and the risk those who remain unvaccinated pose to the country being thrust into a fourth wave.

Chief Public Health Officer of Canada Dr. Theresa Tam looks at a copy of the presentation on epidemiology and modelling during a news conference on the COVID-19 pandemic, in West Block on Parliament Hill in Ottawa, on Monday, June 29, 2020. (THE CANADIAN PRESS / Justin Tang)

Coronavirus Coverage

A healthcare worker gets ready to administer a COVID-19 vaccine in Portland, Ore., Sunday, Jan. 10, 2021. (Kristyna Wentz-Graff/Pool Photo via AP)
People receive their COVID-19 vaccination at the Ontario Food Terminal in Toronto on Tuesday May 11, 2021. THE CANADIAN PRESS/Frank Gunn
People wait to receive vaccine for COVID-19 outside a vaccination centre in Mumbai, India, Thursday, May 13, 2021. (AP Photo/Rajanish Kakade)
Mother putting a face mask on her daughter. (August de Richelieu/ Pexels)

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