Party loyalty be damned. Now even Rubio and Kasich are saying they may revoke their pledge to support the party nominee in November if it's Donald Trump.
The GOP has become so calcified in their own self interest, they cannot handle a populist who is attracting millions of new voters.
Remember "The Pledge" that the RNC demanded ? Where is it now ?
Rubio, Kasich waver on supporting Trump as GOP nominee - POLITICO