To have and have not: Cruz in, Perry out of prime-time debate
The Dallas Morning News - 08/05/2015
The prime-time debate highlights a number of GOP rivalries.
Huckabee and Cruz are vying for the affections of Christian conservatives. Cruz, Rubio and Paul are wrestling for tea party support. Bush and Walker hope to consolidate the party’s establishment.
“A little bit of this is survival of the fittest — which of the social conservatives is the last one standing, which libertarian,” said Alan Schroeder, a Northeastern University professor who has long studied presidential debates.