No. 11 Atascocita opened its season with a 28-17 loss to No. 14 Katy on Saturday night at Legacy Stadium. For Houston three-star safety commit Tavon Bolden, the loss stings, but the first game of the year doesn’t define a season. “I think we have to be a tougher team all around,” the 6-foot-2, 190-pound athlete said. “Offense has to pick it up and defense, we can’t let them have explosive plays that result in a touchdown. It’s my senior year and we want to win a state title. We just have to learn from our mistakes, correct them, and we will be fine.” Bolden was chosen as captain by his…