Heritage quarterback Dax Montelongo (14) throws a pass during a home game against Argyle on Sept. 5. Montelongo completed all 14 of his pass attempts in the first half as the Jaguars blanked Greenville, 41-0, on Friday night. Photo Credit: Kirk Holt / Mirror photojournalist
Staff report Coming off an upset victory over state-ranked Texarkana Texas High, the Heritage High School football team was more inclined to show mercy on…