A quarter century after the September 11 attacks, Americans gathered at the three attack sites to remember the dead, as ceremonies mixed commemoration with unresolved grievances and renewed debate over how the day is remembered.

Anthropic chief executive Dario Amodei has called on the AI industry to moderate how quickly it advances its most powerful systems, a proposal echoed by other prominent figures and accompanied by fresh disclosures of attempts to misuse the technology.

Republicans ended their Dallas midterm convention with Vice President JD Vance in a leading role, as attention turned to his future, the party's post-Trump direction, and the substance of its policy agenda.

The trial of Lindsay Clancy ended without a verdict after a single juror declined to convict. That juror, now publicly identified, disputes his fellow jurors' account of the deliberations, and the aftermath has spilled well beyond the courtroom.

On the second day of his Ireland visit, President Trump returned to his earlier remarks about a united Ireland, prompting a response from former Sinn Féin leader Gerry Adams, and indicated that a 10% tariff on Irish whiskey would be set aside.