Italy defender Leonardo Bonucci has extended his contract with Serie A champions Juventus until 2021, the club said on Monday . Football Soccer – Germany v Italy – EURO 2016 – Quarter Final – Stade de Bordeaux, Bordeaux, France – 2/7/16 Italy’s Leonardo Bonucci misses in the penalty shootout REUTERS/Darren Staples REUTERS: Italy defender Leonardo Bonucci has extended his contract with Serie A champions Juventus until 2021, the club said on Monday .