The United States has imposed a 50% tariff on $20bn (£14.6bn) worth of goods from Canada, which has vowed to retaliate against its historic ally.

The US Supreme Court has allowed Donald Trump’s administration to continue construction on his $400m (£293m) White House ballroom project for now, temporarily pausing a judicial order that was set to halt much of the building work.

TikTok has reached a $400m (£293.2m) settlement with the US Department of Justice (DoJ), ending a 2024 lawsuit alleging the company violated federal children’s privacy laws.

A hunt has been launched for a man who chased a woman while wearing a “Chucky-style Halloween mask” in Philadelphia.

The livestreamed trial of Lindsay Clancy, who is accused of murdering her three children, has attracted intense public interest around the world and sparked a debate about maternal mental health.

Five Americans are among seven people killed in a helicopter crash in Kenya, the US state department has said.

Donald Trump has announced he has paused the imposition of 50% tariffs on more goods from Canada.

Disney has sued the Trump administration’s media regulator over what the entertainment giant described as an “extraordinary assault on free speech”.

Hayden Panettiere’s ex-boyfriend and his brother were on the scene when she died, according to Sky’s US partner NBC News, citing a police incident report.

Hayden Panettiere’s mother has paid tribute to the US actress, calling her an “amazingly talented person” who “sadly lost her way” in a difficult industry.