He was the epitome of a champion: Evert on Federer's retirement

After 20-time Grand Slam champion Roger Federer announced his retirement, ex-world number one Chris Evert tweeted, "He was the epitome of a champion; class, grace, humility, beloved by everyone." She added, "He elegantly mastered the sport like no other...Good luck to you, Federer don't go too far!" The 41-year-old Swiss will retire after next week's Laver Cup.