Lionel Messi and Cristiano Ronaldo battle for the ball during Real Madrid v Barcelona. Camp Nou, Barcelona, October 2013.

Lionel Messi and Cristiano Ronaldo battle for the ball during Real Madrid v Barcelona. Camp Nou, Barcelona, October 2013.

Lionel Messi and Cristiano Ronaldo battle for the ball during Real Madrid’s La Liga match v Barcelona. Camp Nou, Barcelona, October 2013.