Update: An Arctic cold front sweeps Texas, prompting ERCOT to issue an energy conservation alert as another winter storm will take shape across the state.

The Texas power grid operator is keeping a close eye on the grid as we deal with below-freezing temperatures.The Electric Reliability Council of Texas, or ERCOT, issued a Weather Watch Monday through Friday because of the arctic air.

Texas athletic director Chris Del Conte has heard the reports of purported NFL interest in Longhorns coach Steve Sarkisian and doesn't much appreciate the timing four days before the College Football Playoff semifinal at the Cotton Bowl.