Rep. Matt Gaetz was a central figure in Justice Department drama last year, when he told President Donald Trump about a plan that would open the door for a state-wide voter fraud investigation in his home state of Florida. Politico reported Tuesday that Attorney General Bill Barr threatened U.S. Attorney Larry Keefe after Keefe told Gaetz about a legal theory that would green-light such a probe - and then Gaetz repeated it to Trump. 'If I ever hear of you talking to Gaetz or any other congressman again about business before the department, I am going to f***ing fire your...