National Business

Pfizer is about to seek U.S. authorization for a third dose of its COVID-19 vaccine, saying Thursday that another shot within 12 months could dramatically boost immunity and maybe help ward off the latest worrisome coronavirus mutant.

TORONTO — When COVID-19 started spreading through Canada, Resa Solomon-St. Lewis watched business at her Caribbean food company Baccanalle disappear.

TORONTO — Some of the most active companies traded Thursday on the Toronto Stock Exchange: Toronto Stock Exchange (20,061.21, down 229.39 points.) Bombardier Inc. (TSX:BBD.B). Industrials. Down two cents, or 1.45 per cent, to $1.36 on 9.

TORONTO — The City of Toronto has launched a campaign to help encourage a safe return to offices in the downtown core.

NEW YORK (AP) — A tearful, repentant Michael Avenatti, the brash lawyer who once represented Stormy Daniels in lawsuits against President Donald Trump, was sentenced Thursday to 2 1/2 years in prison for trying to extort up to $25 million from Nike b

CALGARY — Canadians who've been vaccinated against COVID-19 want to know just how far that jab will take them before they head out on that first post-pandemic vacation, travel agents say.

TORONTO — The CEO of Postmedia Network Canada Corp. said Thursday that he's hopeful that growth in revenue from the publisher's digital products is a sign of a recovery from the worst impact of the pandemic.

TORONTO — Canada's main stock index suffered its worst day in more than four months and U.S. markets fell as bond yields dropped again on worries about a slowing recovery.

TORONTO — A behind-the-scenes bidding war for Kansas City Southern took place over nine months before culminating in a blockbuster US$33.6-billion offer from Canadian National Railway Co., a newly released document reveals.

SACRAMENTO, Calif. (AP) — California Gov.