New York, Sept. 1 -- Novak Djokovic, in his relentless pursuit of history, broke new ground at Flushing Meadows by becoming the oldest man to reach the quarterfinal stage at all four Grand Slams in a single season.
The 38-year-old Serb dismissed German qualifier Jan-Lennard Struff 6-3, 6-3, 6-2 in a commanding display today night to enter his 14th career US Open quarterfinal.
The world No. 7, chasing a record-extending 25th Grand Slam singles crown, was in complete control throughout the one-hour, 49-minute contest inside Arthur Ashe Stadium.
Djokovic raced to a 4-0, 30-0 lead in the opening set, backed by precision serving and razor-sharp shot-making. Struff, who had been on a six-match winning streak including qualifying rounds, manage...