Whenever discussing Dak Prescott, all of the accolades are brought up quite quickly. However, the word “but” will come out eventually to mention the lack of playoff success he has had. The Dallas Cowboys are still in the midst of a lengthy NFC Championship drought, going back to the franchise’s last Super Bowl in 1996. Even so, there is still a ton of confidence in Prescott coming from Cowboys owner Jerry Jones. He has already given the quarterback one contract extension and could hand out another ahead of the Sunday afternoon season opener. Jones believes the progression from Prescott has bee…