Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. Zuckerberg Defends Facebook's Approach to Free Speech, Draws Line on China Reuters WASHINGTON/SAN FRANCISCO - Facebook Inc Chief Executive Mark Zuckerberg on Thursday defended the social media company's light regulation of speech and lack of fact checking on political advertising, while citing China's censorship as a roadblock to operating in the country. Facebook has been under fire in recent years for its lax approach to fake news reports, state-backed disinformation campaigns and violent content spread on its services, prompting calls for new regulations around the world. In a speech at Georgetown University filled with references to the First Amendment and the fight for democracy, Zuckerberg stood his ground, saying social media had introduced transformative avenues for speech that should not be shut down. .