By Mike Isaac and Cecilia Kang Reporting from the E. Barrett Prettyman U.S. Courthouse in Washington Sheryl Sandberg, the former chief operating officer of Meta, said in a landmark antitrust trial ...

Former Meta Chief Operating Officer Sheryl Sandberg on Wednesday testified in a landmark antitrust case that the company considered blocking advertisements from emerging competitors on Facebook.

By Cecilia Kang and Mike Isaac Reporting from the E. Barrett Prettyman U.S. Courthouse in Washington Sheryl Sandberg, the former chief operating officer of Meta, took the witness stand on ...