Spanish referee Carlos Velasco Carballo looks on during the UEFA Champions League group D football match between Manchester City and CSKA Moscow at The City of Manchester stadium in Manchester, north-west England on 5, November, 2013. Sergio Aguero claimed a brace and Alvaro Negredo a hat-trick as Manchester City outclassed CSKA Moscow 5-2 to book a place in the Champions League knockout phase. AFP PHOTO/ANDREW YATES