Derby County will be searching for their first away win of the season when they travel up to Sunderland on Tuesday night. Derby tasted their fourth defeat of the Championship season in unfortunate circumstances on Saturday afternoon as the referee made two blunders. Carlos Sainz scored a hat-trick for Norwich but his first shouldn’t have stood as the ball was clearly out of play while there was another controversial decision for his third goal, as the ball went over the line once more. Paul Warne was left seething by the decisions that went against his team and called for VAR to be introduced,…