CSPAN @cspan
Mark Zuckerberg (@Facebook), @sundarpichai (@Google) and @Jack Dorsey (@Twitter) testify on Combating Online Misinformation and Disinformation @EnergyCommerce @housecommerce - LIVE at noon ET on C-SPAN3 https://t.co/T3VcQKn8z6 https://t.co/5JHrCEzC97 — PolitiTweet.org