Gary Patterson, special assistant to Texas coach Steve Sarkisian, watches from the sidelines during a game against Louisiana-Monroe, on Sept. 3, in Austin. Patterson could now play a key role in spoiling what has been a perfect season so far for fourthranked TCU. After having as good a run as any Big 12 coach in whipping Texas over the past decade while still in purple, there is that startling contrast of Patterson being in burnt orange and on the opposite side of the team that he led to its last undefeated season. Michael Thomas
By Stephen Hawkins Associated Press FORT WORTH — Gary Patterson could now play a key role in spoiling what has been a perfect season so…