What was the nickname of the current Italian football manager who played for A.C. Milan with Stefano Nava?
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.
Giovanni van Bronckhorst Giovanni Christiaan van Bronckhorst (] ; born 5 February 1975), also known by his nickname Gio, is a retired Dutch footballer and the current manager of Feyenoord. Formerly a midfielder, he moved to left-back later in his career.