There's still much that is unknown. But Dr. Denise Jamieson, chair of the Department of Gynecology and Obstetrics at Emory Healthcare, says recent findings "should be somewhat reassuring."

The centers have apparently been built and expanded since 2019, even as Chinese officials claimed most of the ethnic Uighurs and others sent to the facilities had "returned to society."

The social media companies said the accounts and pages were linked to Russian actors that had launched "hack-and-leak" operations to hurt Hillary Clinton in the 2016 presidential election.

Federal authorities say they've been asked to look into the discovery of some mailed ballots in Pennsylvania, an announcement that has appalled former Justice Department officials and voting experts.