Diego Costa admitted the difficulty of a game that was decided by Simeone’s men finding the key moment . "They were a very difficult team and it was a big game but we have known when to take the pressure at the key moment and get the result”. The key moment for the Atletico striker was that "we have increased the initial pressure and then we wanted to have peace of mind thanks to the spaces they have left us in attack," he said.

The one nil is a great result for the return. The union of all squad was decisive in the match . "The best feature we have had today is that we knew we could get a result and we have been very close together. In the end the victory is a great result," he admitted.

Thibuat Courtois again pulled off two stops in the first half that prevented the Rossoneri scoring. "Courtois is one of the best goalkeepers in the world. He knows, he has power and has our confidence. Courtois gives us a lot and always gives us an amazing help" he said.

Despite this, Diego Costa said that "we know it is not over. We have a good result but Milan are a great team and anything can happen in the second leg. We have a great advantage and we will try to keep it at the Calderon" he said.