“We are engaged in a high-stakes AI arms race against China. And during my time at Meta, company executives lied about what they were doing with the Chinese Communist Party to employees, shareholders, Congress, and the American public,” Wynn-Williams said in her prepared testimony.

Former Facebook executive Sarah Wynn-Williams testified before the Senate Judiciary Committee Wednesday, accusing the social media company of undermining national security and briefing China on U.S. artificial intelligence efforts in order to grow its business there.