The Association of Tennis Professionals (ATP) announced its current rankings, and Novak Djokovic of Serbia still heads the standings.
Djokovic is still followed by Roger Federer of Switzerland, and London Olympics winner, Andy Murray of Great Britain.Argentinean-Armenian tennis star David Nalbandian, on the other hand, has dropped eight places and is currently ranked 86th in the world.
To note, after having lost to renowned Spaniard, Rafael Nadal, in the final of the ATP World Tour 250 Tennis
Tournament that was held in São Paulo, Nalbandian played in the Buenos Aires tournament, where he suffered a second-round defeat against Spanish star David Ferrer, who went on the win the event.
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