Texas Tech leans on defense in comeback win over Houston

Texas Tech overcame a rocky start, relying on a second half rally to upend host Houston Cougars 38-21 on Saturday in the Good Sam Kickoff at NRG Stadium.

Texas Tech had to battle back from a poor start. The Red Raiders allowed a long touchdown drive, couldn't recover an onside kick then fumbled a few feet from the goal line -- all in the initial, 16 1/2 minutes.

However, the rocky beginning was a distant memory by the e