What was the nickname of the current Italian football manager who played for A.C. Milan with Stefano Nava?
Stefano Nava: Stefano Nava (born 19 February 1969 in Milan) is an Italian former footballer, who played as a defender. Alessandro Costacurta: Alessandro "Billy" Costacurta (born 24 April 1966) is an Italian football manager and a former professional defender, who usually played as a centre back.
i don't know