the whole article is good but here are some quotes.
_"I’m not going to sugarcoat this. We did not play well, and we are not playing well right now," he said.
He said the Cowboys offensive linemen are giving effort, but their technique needs practice. He said he has told right guard Mackenzy Bernadeau that the Cowboys need more from him, that left guard Nate Livings didn’t play as well last week as he did in the first two games, that right tackle Doug Free gets caught off balance sometimes and that left tackle Tyron Smith showed improvement from Seattle to Tampa and had a strong game.
On Bernadeau, Callahan said, "I think he is what he is. I think he is what we thought he was. We want more from him. I’ve made this point to him. I’m not trying to send a message through the media to him, but we’ve sat down very point blank, very frank, and just told him, ‘Hey, we need to get you better. We’re going to keep working to get you better. I’ve got to do a better job.’ I’ve got to do a better job with him, and we’re working together to try to make him the player he can be._