Tennis-Roger Federer's retirement statement

FILE PHOTO: Roger Federer of Switzerland holds up the trophy in front of photographers after winning his match against Novak Djokovic of Serbia in the men's final of the U.S. Open tennis tournament in Flushing Meadows, New York, September 9, 2007. REUTERS/Shannon Stapleton

(Reuters) - The following is Roger Federer's letter in which the 20-times Grand Slam champion announced he would retire from the sport after the Laver Cup this month:

To my tennis family and beyond,