'Blood on your hands': A look back at Mark Zuckerberg's tense moments in congressional hearings

Meta CEO Mark Zuckerberg's newly unveiled freedom of speech policies signal a major shift in the Facebook social media platform's content moderation strategy, following years of congressional clashes over alleged "censorship" and the regulation of political information.

"We’re going to get back to our roots and focus on reducing mistakes, simplifying our policies and restoring free expression on our platforms," Zuckerberg said in a video posted Tuesday morning. "More specifically, we’re...