Eric Schmitt, a New York Times National Security correspondent, analyzes recent skirmishes between the U.S. and Iran and whether they threaten ongoing negotiations for a peace deal.

A.I.-generated images are the public face of this election overhaul. Behind the scenes, campaigns are using the technology to analyze voter data, craft campaign materials and write custom messages.

© Kriston Jae Bethel for The New York Times

Stars of Mr. Reiner’s movies, as well as celebrities who simply admired his work, have posted heartfelt tributes to the director on social media.

© Aude Guerrucci/Reuters