https://www.reuters.com/article/us-usa-tech-congress/big-tech-to-tangle-with-washington-lawmakers-in-antitrust-showdown-idUSKCN24U1FI

The CEOs of four of America's largest tech firms will testify before U.S. Congress on Wednesday in a hearing that promises a healthy dose of political theater, while also offering a window into the thinking of lawmakers trying to rein in Big Tech.