new tonight, michael cohen claiming the so-called taxi king is of not threat to him. he is avoiding up to 100 years in prison by cooperating with feds, but today, cohen denied he and friedman were partners. he tweeted we are fot partners and have never been partners in this business or any other. the problem b is that cohen is claiming that friedman is responsible for cohen's unpaid back taxes. extremes, right, if you have nothing to do with each other and there's no relationship. just who is he? the russian immigrant known as the taxi king. >> my business is only three thipg. excellent, very good or just good. >> his rise in the new york city taxi business earned him the nickname, the taxi king. the russian immigrant is a long time business associate of the president's personal attorney, michael cohen. friedman is now the latest to be linked to robert mueller's investigation after reaching a plea deal with new york's