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Overview: The United States has banned nearly $1 billion worth of Canadian imports, including alcoholic beverages, dairy products and motorcycles.

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Technology company and chip maker Nvidia has created a new security platform aimed at preventing artificial intelligence agents from going rogue.

Five arrested near UK air base used by U.S.

CBS News national security analyst Aaron MacLean also has more on the war.

A new, taxpayer-funded ad campaign glorifying President Trump is facing bipartisan backlash.

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Dennis Haskins, who is best known for his role on the hit sitcom "Saved By The Bell," has died at 75, his agent confirmed to ABC News.

President Trump has rejected Iran's proposal to end the war, but both sides are still holding indirect talks.

Stephen Nellis, technology correspondent at Reuters, joins CBS News to discuss.

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