As his opponent limped increasingly heavily between points, Del Potro ruthlessly fired in winners, his backhand proving nearly as potent as his famously magnificent forehand.
World number one Rafael Nadal, who had to pull out of the semi-final of the ongoing US Open owing to a knee injury, said that although he hates to pull out, staying on the court for another set seemed too much for him. Nadal bested the Argentine in their meeting previous year.
The 31-year-old Serb, clearly enjoying the fruits of his labour, delivered a comprehensive performance against Nishikori as he served impeccably, was solid with his returns and dominated from the back of the court.
Nishikori was taken to five sets by Marin Cilic - the man who beat him in the 2014 final - in Wednesday's quarter-final but he came through to reach the third Grand Slam semi-final of his career.
"I think it was 2-2 in the first, 15-0, that I felt it. So I'm sad for him".
Mike Bryan broke a tie for most major doubles titles with John Newcombe, and at 40 years, four months became the oldest Grand Slam doubles champion in the professional era. When you play tournaments like this, when you have a day off during matches, it's very important to put your body in rest and do the treatments in the good way. I am having a lot of success. He was also made to work hard for his Round of 16 win over Karen Khachanov that came in four sets on a similarly energy-sapping evening in the city.
Del Potro took the opening set after a brutal opening set went all the way to a breaker at Flushing Meadows, the Argentine taking it 7-3 with a series of stunning groundstrokes.
"Of course, it's not the best way to win a match", said del Potro, who hugged Nadal when it was over.
"The worst moment was in 2015 when I was close to quitting because I couldn't find a way to fix my wrist problems", he said. So I don't know what can happen in a couple of days or in a couple of weeks. I know what I have. I lost four matches. Six months off you are back.' I know what I have to do to be better as soon as possible.
Here's Apple's new iPhone from every angle
If you're wondering why Apple has made a decision to give up on 'Plus, ' it's probably because of the aforementioned LCD iPhone . According to a report by 9to5Mac, the Cupertino-based tech giant is planning to name the large screen iPhone as iPhone Xs Max .
The struggles and lack of cohesion shared by the starting group was obvious through the first half prior to Rodgers' injury. Rodgers emerged from the tent and was carted from the sideline to the locker room while holding his knee.
East Coast should monitor the progress of Florence through the weekend and ensure they have their hurricane plans in place. "While it's still too early to know the storm's path, we know we have to be prepared", Cooper said in a new release.
I didn't take any pleasure in watching Nadal go through the motions in that second set - especially in case he did more damage. The reigning French Open champion ends his Grand Slam season having made it at least to the quarterfinals in all four majors.
The two are thought to have been using the names as aliases and are about 40 years old, the BBC said on its website. British and Russian officials will come face-to-face as the UN Security Council discusses the attack in NY .
During his speech, Obama highlighted the seven Democratic candidates now running in the region and in highly contested counties. Obama's speech marked his return to the campaign trail in an effort to rally Democrats ahead of November's midterm elections.
When asked if she wrote it, United Nations envoy Nikki Haley responded with a curt "no" on her way to a Security Council meeting. At the same time , I can't say whether we would have done it or not, so I don't want to sound churlish.
The investigation into Mr Hunter began under the presidency of Barack Obama, but the Collins inquiry was launched past year . Republicans control both the House and Senate and the elections will decide whether they keep their majorities.
The second day of Kavanaugh's confirmation hearings began much as the first with protesters often interrupting proceedings. Majority Republicans can confirm Kavanaugh without any Democratic votes, though they'll have little margin for error.
Many people have been taking to social media to rip apart Carrey's celebratory artwork, as well as Nike's deal with Kaepernick. Two-time Academy Award victor James Woods publicly dropped stock in the company and encouraged others to do the same.
What I take away from all this is that Mattis is in a hard position. "I guess I can bring it right to the president next time ". Because she's the person". "Madeleine is the key", Trump said or his executive assistant and gatekeeper.
It is clear that United States and its western allies are overwhelmed by the vast efforts of the Syrian resistance. Israel rarely acknowledges such strikes, but has recently targeted suspected Iranian posts inside Syria.
Hurricane Olivia Threatens Hawaii with Flash Floods
A high surf warning remains in effect for east-facing shores of all islands, CBS Honolulu affiliate KGMB reports . As of 11 a.m., the storm was located 330 miles north-northeast of Hilo and 375 miles east-northeast of Honolulu.
PATRIOTS NOTEBOOK: Its time for Tom vs. the Texans
We saw it with Reggie Wayne and Tedy Bruschi and Eric Decker this year, who they were going to release before he retired. They want to talk about a lot of drama and I'm sure teams have a lot of things like that.
Ex-Trump campaign adviser sentenced to 14 days in prison
He was the first ex-Trump aide arrested in the probe into an alleged Kremlin plot to sway the 2016 United States vote. He also gave Papadopoulos a year of supervision, 200 hours of community service, and fined him $9,500 (Rs 6,85,000).
Rapper Mac Miller dead at 26
Mac started: "I just wanna go on tour", which was quickly liked more than 33,000 times and retweeted to thousands. Mac Miller openly struggled with substance abuse, which he documented throughout his mixtapes and albums.
Gulf Coast prepares for Gordon's expected arrival as hurricane
Red flags flew over Pensacola-area beaches in Florida's Panhandle, where swimming and wading in the Gulf of Mexico was prohibited. At least 300 people were displaced in Riley County, Kansas, after the area was struck by heavy rain and significant flooding.