Amy can be spotted on a tennis court in the Philadelphia area, shanking backhand volleys.
We know certain things about the WTA top three in 2012 — Victoria Azarenka was virtually unstoppable on hard courts, Maria Sharapova was unusually great on clay, and Serena Williams was undefeated on grass.
But we can take that one step further by examining the composition of their rankings. What percentage of their total ranking points was accumulated on each surface?
The final between Juan Martin del Potro and Roger Federer in Basel, as told in animated GIFs.
When Juan Martin del Potro retired from his match against Jurgen Melzer in Shanghai with a right wrist injury shortly after winning his first Grand Slam at the 2009 US Open, many assumed the retirement was simply a sign that he had burnt out after a long, successful summer.
But del Potro’s wrist injury worsened to the point where he was forced to have surgery, and the Argentinian has been fighting ever since to get back to the top of the ATP Tour.