Simao backs Atletico Madrid's Aguero to be among world best
Simao said of the Argentina striker: "I knew about him because I had seen him in some games, but he has much more quality and is much more a player than I thought. Training every day with him, and playing, I'm convinced he will be one of the best players in the world.
"He is very young and he must continue working to reach the highest level. People come to the ground to enjoy his game and he is delivering."