There is more than just Kostas Manolas, Stefan de Vrij and Marquinhos on Piero Ausilio’s centre back wishlist. Corriere dello Sport report Napoli’s Kalidou Koulibaly is an option despite having a 60 million release clause. Furthermore, Athletic Bilbao defender Aymeric Laporte is another idea and carries a 65 million release clause which will raise to 70 million with his pending renewal.
Source: FCInterNews.it