The booing came shortly after Trump signed an order imposing stiff tariffs on imports from Canada, Mexico, and China.

Frustrated sports fans in arenas across the country are voicing their disapproval over U.S. President Donald Trump's import tariffs.

When feelings are good between the United States and Canada, the traditional playing of "The Star-Spangled Banner" and "O Canada" back-to-back before games between the two countries' sports teams can ...