Twitter's former head of news on what to expect from tech CEOs testifying on Capitol Hill

Facebook, Twitter and Google CEOs are set to testify to the Senate on Section 230. CNBC's "Squawk Alley" team is joined by Twitter's former head of news, Adam Sharp, to discuss how social media companies are handling spread of misinformation and how that connects to the upcoming election.
Tue, Oct 27 202011:57 AM EDT