Boos could be heard at Sunday's Toronto Raptors game, following similar actions for NHL games in Ottawa, Calgary, and Vancouver.

Sports fans in Canada booed "The Star-Spangled Banner" over the weekend after Donald Trump followed through on his threats regarding import tariffs.

Ottawa Senators fans rained down boos during the American national anthem Saturday before a home game against the Minnesota Wild. On Sunday, Toronto Raptors fans joined them, booing the traditional playing of "The Star-Spangled Banner" before the tune switched to "O Canada" prior to a game against the Los Angeles Clippers.

Oh, say, can you hear that? Canadian NHL fans booed the Star Spangled Banner at an Ottawa Senators game Saturday, hours after President Donald Trump’s tariff on the country became official. Fans at the Canadian Tire Center in Ottawa were none too pleased to hear the national anthem of the USA — booing and jeering as singer Mandia started and ended her rendition of the patriotic US tune,

On Saturday, CTV in Canada captured footage of Ottawa Senators fans booing the American national anthem before their team's home game against the Minnesota Wild—before switching to raucous applause for "O Canada.

Video shows Canadian Hockey fans booing the "Star Spangled Banner" at an NHL game after President Trump announced tariffs on Canada, Mexico and China.