The rats are abandoning ship.
Mitt Romney, John McCain, and the Bushes will not be missed at all!!! End of story!!! The Reuplican Establishment is dying into forever political oblivion!!! Thanks, and, Go Donald J. Trump....”Make America Great Again”!!! We....the vast majority of the American people are 100% behind you...we got ur back, boss!!!
Talk about burning bridges....
You may want to go BACK across that bridge, and maybe in the not too long future.
There is also the old conundrum about painting yourself into a corner. The paint may dry WAY too slowly.
Did Hillary invite him to THEIR convention? Did she ask him to join HER ticket?