...said his backing of Manziel wasn't because of the freshman's explosive talent, but rather a belief that the young quarterback already had and would continue to comply with strict internal punishment.
"A lot has been said about discipline, but he went through all that, which is a little bit more than people think," Sumlin said. "That's not a public deal, it's just what I ask him to do. He did all those things and his parents were involved in all of that. So for him to go through that, then go through camp and those types of things and earn the job, that's what's brought him to where he is now."