Getty Images Cowboys quarterback Dak Prescott. Dallas Cowboys quarterback Dak Prescott isn’t worried about his legacy—he’s focused on one thing: winning a Super Bowl. The veteran signal-caller is locked in on the present and determined to bring a Lombardi Trophy to Dallas. Prescott, now 31 and entering his 10th NFL season, boasts a decorated resume and a hefty contract. But his focus remains on ending Dallas’ Super Bowl drought and delivering the franchise its first title since 1996. “I want to