Kim Potter, who fatally shot Daunte Wright during a traffic stop, had been scheduled to talk to officers in Washington State about the use of force.

© Aaron Nesheim for The New York Times

The book, “Ukraine’s Unwinnable War,” calls the former president a “buffoon” and vents anger over Iran, but saves its most vitriolic language for President Vladimir V. Putin of Russia.

© Saul Martinez for The New York Times

Our columnists and contributors rate Trump’s and Harris’s debate performances.

What should we do when TikTok’s algorithm turns deadly?

The Biden administration is trying to get foreign companies to invest in chip-making in the United States and more countries to set up factories to do final assembly and packaging.