14 October, 2017
He will now face Argentina's Juan Martin del Potro, the 2009 US Open champion and Rio 2016 Olympic silver medallist who came from behind to end the run of Serbia's Viktor Troicki. I know that I need to be focused with my serve again, and I need to play aggressive and don't let him play from comfortable positions.
The Swiss tennis maestro dismantled Gasquet 7-5, 6-4 in a one-sided match that lasted more than an hour.
The next couple of games went past within a blink of an eye, and Harrison soon found himself serving for the set at 5-3 up.
Del Potro ended up breaking Troicki's serve in that fifth game and prevailed 4-6, 6-1, 6-4.
Dimitrov extended the quarter-final to a third set when he rebounded from a 4-2 deficit to win the second-set tiebreaker.More news: Abdulahi Hasan Sharif Identified As Edmonton Attack Suspect By Police Sources
The 870th career win for Nadal ties him at No 6 in the all-time Open era list behind Andre Agassi, Jimmy Connors (1,256 each), Roger Federer (1,121), Ivan Lendl (1,068), Guillermo Vilas (929) and John McEnroe (877).
Nadal is yet to drop serve in Shanghai.
The Spaniard got the mini-break for a 3-0 lead in the tiebreak, but sixth seed Dimitrov scrapped back to level, and then stunned Nadal to clinch the tiebreak.
The victory ensured that the pair, who have won two Grand Slams and six titles together, qualified for the ATP World Tour Finals in London next month. "But I think he's still very young and he needs to keep learning, as he's doing now", said the Argentine, 23 in the world.
Earlier in the afternoon, fourth seed Cilic knocked out Albert Ramos-Vinolas with a straightforward 6-3, 6-4 victory.