Harbaugh, who turns 49 on Dec. 23, was away from the team Thursday for his procedure at Stanford Hospital after undergoing tests Wednesday night. Several players said Friday they were initially scared for their coach, who acknowledged Friday that he underwent a similar procedure called an "ablation" 13 years ago while still playing during a 15year NFL career at quarterback.."That was really the goal to start the season, if we could keep him clean early and give him a sense that he could be confident throwing the football that eventually we'd be able to open it up, and we talked about that at halftime," Trestman said. "We didn't talk about making radical changes and throwing every down or anything like that. But we talked about our sense that the young guys were holding up and they were doing well and Geno Atkins wasn't a factor.".

Wide receiver Mike Davis briefly flirted with leaving before changing his mind. There will be no excuses for Texas