The legendary tennis player from US who announced his retirement during the US open on 6 September 2012 after facing a defeat from John Martin del Potro.
A. Roger Federer
B. Rafael Nadal
C. Novak Djokovic
D. Andy Roddick
Answer:D
The legendary tennis player from US who announced his retirement during the US open on 6 September 2012 after facing a defeat from John Martin del Potro.
A. Roger Federer B. Rafael Nadal C. Novak Djokovic D. Andy Roddick