CNN's Harry Enten reveals Trump’s jaw-dropping collapse with his own voters

CNN’s statistician, Harry Enten: “The George W. Bush era of the Republican Party is simply put, it is dead. It is dead, and [John Cornyn’s loss] was the capstone to it. And Donald Trump’s Republican Party is very much alive. He is the leader of the Republican Party.” “Donald Trump was 45 points under water with Republicans [in May 2015]... This is over a 100 point shift. I do believe. Donald Trump is now at +61… in the positive direction for Trump.” “The worst GOP primary loss by the margin. The