FRISCO, Texas – At one point this week, Dallas Cowboys quarterback Dak Prescott sat back at his locker and pulled a large box to his lap, flipping the top open and pulling out a crisp Stetson cowboy hat. Without removing the plastic wrapping, he pulled the brim down over his forehead and smiled. A perfect fit. One of the few for the Cowboys in this week’s minicamp, which may have been summed up most accurately by head coach Jason Garrett when he said the team (and the offense in particular) is nowhere near a finished product. “We’re so far away,”...