Texas-Oklahoma State preview notebook

Complied by Steve Habel, Senior Contributing Writer
AUSTIN, Texas — Here are some game and roster notes and some quotes in advance of the No. 12 Texas Longhorns' game against Oklahoma State on Saturday at Royal-Texas Memorial Stadium in Austin:
• Texas coach Tom Herman confirmed Thursday that center Zach Shackelford (foot), Collin Johnson (hamstring) and linebacker Joseph Ossai (shoulder) are all probable for the Oklahoma State game. Safeties B.J. Foster (hamstring) and DeMarvion Overshown (back infection) will be out this week because of injuries.
• Sophomore offensive lineman Derek Kerstetter has become the Longhorns’ [habeabk]