Gunman Opens Fire Killing 12 at California Bar 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 An FBI agent talks to a potential witness as they stand near the scene Thursday, Nov. 8, 2018, in Thousand Oaks, Calif. ( AP Photo ) Produced by Ethan Oberman Hosted by Tanzina Vega Produced by PRI and WNYC