A draft rule, obtained by MSNBC, would effectively lock in Donald Trump as the GOP nominee and kill the "Stop Trump" movement once and for all.
Ari Melber and Marti Hause and Brad Gold, NBC News
Thu, 06/30/2016 - 9:47am
A draft rule, obtained by MSNBC, would effectively lock in Donald Trump as the GOP nominee and kill the "Stop Trump" movement once and for all.