Of course the committee members displayed just how clueless they are about how the WEB and social media work.  Hint, search engines gather data by what users are searching for, what they are looking at.  So more searching is done by users looking for liberal information.

"Lawmakers grill Google CEO on concerns of bias, election interference and privacy" PBS NewsHour 12/11/2018

Excerpt

SUMMARY:  Google CEO Sundar Pichai testified before the House Judiciary Committee in response to criticism over some of the company’s practices.  Pichai faced grilling from the right on allegations of anti-conservative bias in search results, as well as questions from the left on the tech giant's commitment to stopping foreign misinformation and hate speech, among other concerns.  John Yang reports.