German national team sporting director Rudi Völler says Antonio Rüdiger needs to show “class” and respect for others after he appeared to throw ice toward the referee during Real Madrid’s Copa del Rey loss to Barcelona.

Of the eight defenders that Real Madrid that started the season in their first team, three have at some point been recovering from knee surgery this season, namely David Alaba, Dani Carvajal and Eder

Antonio Rudiger is now facing the possibility of a four-to-12-match ban for throwing an object towards referee Ricardo de Burgos Bengoetxea during Real Madrid's loss to Barcelona in the Copa del Rey final on Saturday,