Fight it out all the way through the convention. If you lose in the convention, fight it out in the courts. Don't let an uppity one term Senator cheat you out of your turn as President.
But it is time to stop pussy footing around. Pull out the big guns. Surely you've got some dirt on B.O. in those FBI files you took with you? If not, make some up. We know you can do it. Just think of B.O. as a bimbo eruption.