A first half strike from Diego Costa was all Atletico Madrid needed to proceed to the finals of this years Europa Cup.
The former Chelsea striker lifted a lovely finish over David Ospina after receiving a lovely pass from Antoine Griezmann.
In the second half, the Gunners laboured to break the resolve of Atletico’s backline without any success.
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Arsenal had put themselves on the edge after failing to take advantage of playing a against a 10-man Atletico in the first leg last week which ended 1-1.
Costa’s goal made it 2-1 on aggregate.