Real Madrid avenge last season 's defeat by Milan to win third successive Group G match . Atletico Madrid's Diego Costa scores the only goal of a pulsating game against Malaga at San Mames. Chelsea on verge of reaching second round after 2-0 win at Spartak Moscow in Group F. Arsenal poised to join them after crushing Young midfielder Jack Wilshere and striker Marouane Chamakh made it three goals in less than 10 minutes before Croatia striker Edoardo came off the bench to score against his former club in the 82nd minute . Group H rivals Shakhtar Donetsk 5-1 .
Real Madrid avenge last season 's defeat by Milan to win third successive Group G match . Atletico Madrid's Diego Costa scores the only goal of a pulsating game against Malaga at San Mames. Chelsea on verge of reaching second round after 2-0 win at Spartak Moscow in Group F. Arsenal poised to join them after crushing Group H rivals Shakhtar Donetsk 5-1 .