Which tennis player ranked higher in singles, Fabio Fognini or Marty Riessen?
Fabio Fognini: Fabio Fognini (] ; born 24 May 1987) is an Italian professional tennis player who is currently ranked world No. 29 in men's singles by the Association of Tennis Professionals (ATP) and the current Italian No. 1. Marty Riessen: Marty Riessen (born December 4, 1941) played amateur and professional tennis in the 1960s and 1970s. Marty Riessen:  He was ranked as high as No. 11 in the world in singles on the ATP Rankings in September 1974, though was ranked as high as World No. 8 by Lance Tingay of The Daily Telegraph in 1971, before the computer rankings.
i don't know