J.J. McCarthy & Vikings STUN Dak Prescott & Cowboys on SNF + NFL Week 15 | 3 & Out NFL Live Reaction

3 and Out

Former NFL scout John Middlekauff is reacting LIVE immediately following the Week 15 Sunday Night Football matchup between J.J. McCarthy and the Minnesota Vikings vs. Dak Prescott and the Dallas Cowboys. John kicks off by reacting to J.J. McCarthy's big game in a win vs. the Cowboys on SNF. John explains why it is good for McCarthy to continue to play well so that he can develop his relationship with his head coach Kevin O'Connell and his star wide receiver Justin Jefferson. John then questions…