A Drone Killed Three Ukrainians. It Was Guided Entirely by A.I.

Some of Russia’s A.I. Drones Are Powered by Nvidia Microcomputers, Ukrainian Officials Say

UK Prime Minister Burnham Arrives in Ukraine as Russia Amps Up Warnings

Canada Is ‘at War’ With U.S. Over Tariffs, and U.S.P.S. Publishes Plan to Restrict Ballots

Where Iran’s Young People Gather, the Government Sees Threats to Its Authority

Oil Prices Fall Ahead of U.S. Vow to Intensify Economic War Against Iran

U.S. Marines Cancel Drill With South Korea, Citing Iran War Demands

Can Democrats Win Back the Senate? Why Their Chances Are Improving.

As Democrats Struggle in Some Western States, Independents See an Opening

Trump’s Economic Approach Draws Concern From Some Republicans