Arsenal's new sporting director Andrea Berta: Meet the transfer genius whose influence on Diego Simeone built Atletico Madrid into title winners
Diego Simeone has had many trusted lieutenants during his 13-year spell at Atletico Madrid, but he would count Arsenal 's new sporting director Andrea Berta near the top of that list.
Diego Simeone has had many trusted lieutenants during his 13-year spell at Atletico Madrid, but he would count Arsenal 's new sporting director Andrea Berta near the top of that list.
