Djokovic was attempting to become the first man to win all four Grand Slam tournaments and Olympic gold in the same year. “I can’t be positive right now.”Steffi Graf in 1988 remains the only tennis player to achieve the Golden Slam. But Djokovic can still go after the calendar-year Grand Slam by winning the U.S. Open — something no man has accomplished since Rod Laver in 1969. He also matched his longtime rivals Roger Federer and Nadal by winning Wimbledon this month for his 20th Grand Slam title. Wilding, New Zealand’s only Grand Slam singles champion with six titles, was killed during World War I in 1915 at the age of 31.

Source: ABC News July 30, 2021 07:52 UTC