(CNN) – The big calls in the NFL's opening week won't be made by the league's veteran referees, the referees' top negotiator said Saturday. The NFL has so far failed to reach a labor agreement with its regular referees, and no further talks are scheduled. The league's 32 teams received a memo Wednesday indicating that … Continue reading Will NFL replacement refs endanger players? Sports Illustrated Video's Maggie Gray says it's 'impossible' to make up for experience gap