Ex-Spain and Real Madrid goalkeeper Iker Casillas hangs up boots at age of 39

Casillas, who finished his playing days at Porto, won the World Cup and two European Championships during an illustrious international career.

Former Spain and Real Madrid goalkeeper Iker Casillas has announced his retirement from football at the age of 39.

Casillas, who finished his playing days at Porto, won the World Cup and two European Championships during an illustrious international career.