If RR exits it will be by resignation. And if I may pull a Bagster here, I called that months ago. :)
Ok. I hope you are not of the Sackville Bagginses.
Otherwise, there does not seem to be much reason for PDJT to fire Rosenstein; what is the old adage: give 'em enough rope and they will hang themselves. Besides, this whole wear a wire thing has one source: Andy McCabe, who may be facing serious legal charges and would try to precipitate an incident with POTUS that would get him impeached, thus possibly cutting off prosecution. One begins to see a reflection of Jn Brennan in good ol' AM.