SportsFederer walks over into quarter-final against BerdychNasir QureshiSeptember 3, 2012September 3, 2012 by Nasir QureshiSeptember 3, 2012September 3, 2012 New York:Â World No. 1 Roger Federer advanced into his 34th consecutive Grand Slam quarter-final without touching a racquet on Monday when American Mardy Fish withdrew...