WATCH LIVE: CEOs of Facebook, Google, Amazon and Apple testify in front of US Congress

Facebook CEO Mark Zuckerberg testifies remotely via videoconference during a U.S. House Judiciary Subcommittee on Antitrust, Commercial and Administrative Law hearing on "Online Platforms and Market Power" in this screengrab made from video as the committee meets on Capitol Hill, in Washington, U.S., July 29, 2020. U.S. House Judiciary Committe. Photo: Reuters
The four major tech firms whose chief executives are testifying at a congressional antitrust hearing face a variety of complaints about their dominance in the US and elsewhere. Investigations are being led by antitrust enforcers at the Justice Department, Federal Trade Commission and by authorities in US states. Watch the session live here:
The four major tech firms whose chief executives are testifying at a congressional antitrust hearing face a variety of complaints about their dominance in the US and elsewhere. Investigations are being led by antitrust enforcers at the Justice Department, Federal Trade Commission and by authorities in US states. Watch the session live here: