Prosecutors would face substantial hurdles in potentially pursuing charges against Ms. Carroll, who twice won cases against Donald Trump, or the billionaire who helped pay her lawyers.

© Jefferson Siegel for The New York Times

NextEra, which is seeking to buy Dominion Energy, has often butted heads with consumer groups, residents and journalists in its home state.

© Ulysse Bellier/Agence France-Presse — Getty Images

Backlash to artificial intelligence is here, and digital natives are leading the charge. The Opinion columnist Michelle Goldberg argues that the A.I. pessimism in America stems from a lack of responsible regulation.

Readers discuss court cases about campaign finance. Also: Computer science and the humanities.