OpenAI said that a coalition of states had opened an investigation over a wide range of its practices, including its handling of user data, safety of minors and advertising activities.

The regulation would have required all publicly traded companies to disclose whether they faced significant risks from climate change and its effects.

© Loren Elliott for The New York Times

A PAC representing wind and solar energy interests spent $1.1 million to boost the Republican primary opponent of Chip Roy, an opponent of renewables. Now they are trying to save a Republican ally in Iowa.

A PAC representing wind and solar energy interests spent $1.1 million to boost the Republican primary opponent of Chip Roy, an opponent of renewables. Now they are trying to save a Republican ally in Iowa.

© Michael A. McCoy for The New York Times