Embedded Player Facebook's CEO Mark Zuckerberg took lawmakers' questions about Cambridge Analytica, Russian election interference and privacy. And after the FBI raided the office of President Trump's personal attorney, a question resurfaces—will Trump try to fire special counsel Robert Mueller? Also, while the suspected chemical attack in Douma, Syria has shocked some in Washington D.C., many Syrians are scratching their heads over why it is this incident that could prompt intervention.