In a news-making interview with MSNBC Chief Legal Correspondent Ari Melber, former acting FBI Director Andrew McCabe details a secret, never-released letter by Trump linking the firing of James Comey to Russia; explains what he thinks the \u201cworst thing\u201d Trump has done in office; previews the impending Mueller Report; discusses whether Rod Rosenstein wrote a misleading memo to justify Trump firing James Comey and -- under persistent questioning -- McCabe goes farther than he did in his book to acknowledge his own \u201cmistakes\u201d in the Clinton email investigation. \n\n30.10 - Listen to Mother Jones' David Corn's reaction and analysis to the interview.\n\n34.00 - Listen to Ari Melber's analysis of McCabe's firing in 2018, when it happened.