These platforms abuse their power: Rep. Cicilline

The Big Tech antitrust hearing, including testimonies from CEOs, begins with Rep. David Cicilline of Rhode Island, subcommittee chair, offering an opening statement. For access to live and exclusive video from CNBC subscribe to CNBC PRO: Its a big week for Big Tech. The CEOs of Apple, Amazon, Alphabet and Facebook testified Wednesday at a House Judiciary subcommittee hearing on antitrust, a day before the four companies are scheduled to report earnings.