Obscure 2013 Lawsuit Threatens Release of Mueller Report 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 The letter from Attorney General William Barr to Congress on the conclusions reached by special counsel Robert Mueller in the Russia probe photographed on Sunday, March 24, 2019. ( AP Photo ) Produced by Rob Gunther Hosted by Tanzina Vega Produced by PRI and WNYC