Winning span for winning Slams. Lendl got his eight in seven freaking years? Sampras 14 in 13 and Federer 17 in 10?

Davis Cup Quarter-finals Davis Cup Apr 5 – Apr 7. 2013 World Group Quarter-finals Canada vs. Italy - Vancouver, Canada United States vs. Serbia - Boise, United States Argentina vs. France - Buenos Aires, Argentina Kazakhstan vs. Czech Republic - Astana, Kazakhstan

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