[EURO '08 COUNTDOWN]
, who two years ago lifted the World Cup trophy as Italy captain, will miss the 2008 European Championship after after injuring his left ankle
Monday during Italy's first training session after its arrival at its Austrian headquarters, the Schloss Weikersdorf Residenz, near Vienna.
Cannavaro, 34, collided with teammate
and was on the ground for 20 minutes before being carried off on a stretcher.
Cannavaro, who will be replaced by Fiorentina
defender Alessandro Gamberini
, was a key member of Italy's 2006 World Cup team and was against expected to marshal the Azzurri's backline.