https://www.theguardian.com/technology/2020/jul/28/facebook-amazon-antitrust-hearing-apple-google

Chief executives of Amazon, Google and Apple will also testify as part of a high-powered investigation of the tech industry

“Companies aren’t bad just because they are big,” Facebook executive Mark Zuckerberg is set to tell Congress on Wednesday, as the world’s most powerful technology companies face a historic investigation into their size and power.