rosenstein has denied the report. democrats are stepping up warnings to president trump not to fire rosenstein. senator patrick leahy say saturday night massacres don't have to happen on a saturday. if the president fires rosenstein, he will come a leap closer to meddling in the russian investigation. catherine herridge is live in washington with more. this all shifted from the press secretary about why rosenstein is at the white house today. >> we just received a statement from sarah sanders, and it now confirms several facts and also a timeline for developments with the rosenstein case. it reads "at the request of rod rosenstein, he and president trump had an extended conversation to discussion the recent news stories because the president is at the united