Advocates: Trump Blocking Twitter Users Violates First Amendment Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email President Donald Trump's tweeter feed is photographed on a computer screen in Washington, Monday. April 3, 2017. ( J. David Ake / Associated Press ) Produced by John Asante Produced by PRI and WNYC