Florida’s Tim Tebow may not be the only concussed QB to sit out on Saturday. Texas Tech’s Taylor Potts suffered a concussion last week in Tech’s game against New Mexico which earned him an overnight stay in a Lubbock hospital. Unlike the secrecy surrounding Tebow, TT coach Mike Leach has made it know that Potts will sit this week as a precautionary measure. TT will turn to former walk-on Steven Sheffield to lead the offense. Sheffield come off the...