FLOWER MOUND — Led by an aerial assault from Griffin Pickler and Clayton Oliver, the Colleyville Heritage passing game amassed 300 yards and three touchdowns in the first half to defeat Flower Mound 45-7 at Neal Wilson Stadium on Friday.The Panthers (2-1) had a comfortable 28-0 lead over Flower Mound (1-2) at halftime. Pickler connected with Jacob Sisk for 21 yards and Demarco Corbin for 9 yards to give Colleyville Heritage a quick 14-0 lead. Pickler finished 20 of 26 with 266 yards and two touchdowns.Corbin was wide open on his second touchdown catch because of a nice pump fake by Oliver on the 71-yard pass. Oliver went 7 for 11 for 121 yards and one touchdown. Corbin led the Panthers in receiving with 111 yards on seven receptions. The Panthers struck again on fourth-and-goal with a 1-yard jet sweep run from Sisk, who lowered his shoulder to get into the end zone and give his team its fourth touchdown before the break. It was Sisk’s only carry in the game, but he also had five receptions for 80 yards.Sisk scored his third touchdown on an 80-yard punt return where he made a few nifty moves before breaking away down the right sideline. It was one of two special teams touchdowns for the Panthers in the second half. Jackson Zeledon went untouched after he returned an onside kick attempt 46 yards.Flower Mound scored on an 18-yard scramble from John Hofmeister.