To help her fall asleep, a writer for The Times, Amanda Hess, uses an app on her phone that features a woman’s gentle voice, “which sounds like she is smiling as she speaks.”

Over time, she became curious about that voice, and decided she wanted to hear it in person.

Here’s what else is happening

Stormy Daniels case: In an apparent legal victory for President Trump, prosecutors signaled they were unlikely to file additional charges in the investigation into payments made to buy the silence of two women, including Ms. Daniels, who said they had had affairs with him.

U.S. downs Iranian drone: President Trump said the device had threatened an American ship in the Strait of Hormuz. Earlier Thursday, Iran’s chief diplomat offered a modest road map for easing tensions.

No bail for Jeffrey Epstein: A judge rejected a request by the financier to be detained at his home while he awaits trial on sex-trafficking charges.

Pesticide won’t be banned: The Environmental Protection Agency said it would not ban chlorpyrifos, a widely used chemical that the agency’s experts have linked to serious health problems in children.

Democratic debates, round two: Kamala Harris and Joe Biden will face off again, and Bernie Sanders and Elizabeth Warren will headline the other half of a two-night debate, on July 30-31. Here are the lineups.

A walk on the moon: Saturday is the 50th anniversary of the Apollo 11 moon landing. See Neil Armstrong and Buzz Aldrin’s historic photographs and words from the moonwalk, in augmented reality.