Rafael Nadal called time on his iconic tennis career earlier this month, and has now given his true thoughts on his relationship with long-time rival Roger Federer

Roger Federer has penned an emotional letter online to his great rival and friend Rafael Nadal ahead of the Spaniard’s retirement from tennis. Nadal, who has won 22 Grand Slams compared to Federer’s 20, will hang up his racket after representing Spain at this week’s Davis Cup Finals in Malaga.

Although the relationship between Rafael Nadal and Roger Federer appears to be peachy on the outside, the pair are far from being pen pals despite ditching their differences