LONDON - CIRCA 1991: Steffi Graf of Germany hits a return during a women's singles match at the Wimbledon Lawn Tennis Championships circa 1991 at the All England Lawn Tennis and Croquet Club in London, England. (Photo by Focus on Sport/Getty Images)
LONDON - CIRCA 1991: Steffi Graf of Germany hits a return during a women's singles match at the Wimbledon Lawn Tennis Championships circa 1991 at the All England Lawn Tennis and Croquet Club in London, England. (Photo by Focus on Sport/Getty Images)