Canada needs to make a tough call on boosters as new variant emerges


'Wouldn't be a surprise' if omicron variant already in Canada, says WHO official


Canada's first cases of the omicron coronavirus variant confirmed in Ottawa


Quebec confirms its 1st omicron coronavirus variant case


Hundreds have tried to enter Canada with fake COVID-19 test results, proof-of-vaccine documents: CBSA


Ottawa requiring COVID-19 testing for some travellers, consulting experts on booster shots


Omicron could threaten COVID-19 immunity — but we're not going back to 'square one'


U.S. confirms 1st case of omicron coronavirus variant


Ontario to lower eligibility age for booster shots to people 50 and older


New COVID-testing rules just 'one more hit' for pandemic-weary travel industry