Three consecutive breaks - two for Schwartzman - gave the 25-year-old underdog the advantage in the second set before the first rain break.
With his 37-set unbeaten streak at the French Open in jeopardy, Nadal broke back but struggled to cope with his opponent's powerful shots deep into the court - and dropped his serve twice more, crucially at 4-4, giving Schwartzman a chance to serve for the set he did not pass up.
The two remaining men's quarterfinals were suspended in progress and will resume Thursday.
The enforced interlude had clearly benefited Nadal, and assuming he gets the two points he needs to level the match he will start a strong favourite on Thursday.
Rafael Nadal was locked in an epic battle on Philippe-Chatrier before the rain ended play early on Wednesday night.
The Spanish third seed, who was the champion in Paris in 2016, swept aside the Russian 6-2, 6-1 in just an hour and 10 minutes.
They will then be followed by the first women's semi-final between Simona Halep and Garbine Muguruza.
Nadal came into the match undefeated against the diminutive Argentine from their five previous meetings and was yet to lose a set en route to the last eight stage, while Schwartzman recorded a comeback five-set victory against Kevin Anderson in the fourth round.
Speaking on Eurosport's coverage of the Roland Garros, analyst Annabel Croft said Nadal had to overcome major stress to recover from being a set and break down.
Sharapova, playing at Roland Garros for the first time since 2015, suffered her most one-sided defeat at the Slams since a 6-3, 6-0 loss to Victoria Azarenka in the 2012 Australian Open final.
The source wouldn't say why Sadler was let go and said she might go to another administration job later on. McCain is now battling terminal brain cancer and was also mocked by Trump during his campaign.
The shareholders he represents want Tesla to succeed, he said, "but the current board is an obstacle, not an aid, to these goals". A battery factory in China, in addition to expanding production, could allow Tesla to avoid import tariffs there.
Court papers also accuse Person A of making several attempts to influence the witnesses' testimony in February and later in April. Manafort is the most senior member of Trump's campaign to be indicted , though the charges do not relate to campaign activities.
We pressed in a lot, we keep the ball in play like we did and if we play like that in the World Cup we know we can do better. New Brighton signing Leon Balogun features, and former Chelsea midfielder John Obi Mikel will captain the side.
Huffington Post notes "working " is a favourite idiom used by the president , particularly in regards to talking about the media. People can't stop wondering where US First Lady Melania Trump is, and her latest tweet has left them confused.
Fortnite's availability on the Nintendo Switch should only add to the hordes of cash that Epic Games is pulling in from the title. In contrast, PUBG is only available on PC and Xbox One, and the Xbox One version has yet to reach parity with its PC version.
Students at Duke University, University of Alabama and University of Oklahoma will be able to use this feature this fall. You'll get a rolling mile pace, custom pace alerts and cadence data in the form of steps taken per minute.
Instead of letting him in, his father offered to look for specific items and bring them out if he found them. On Friday, Rotondo stood outside the place he once called home but had some trouble before then.
The match against Israel was set to be Argentina's final warm-up game before the start of the World Cup on June 14. However, Guatemala and Honduras followed the United States head in moving their embassies last month.
Discussions centered on getting China to carry out recent promises to buy more American farm and energy products. White House advisers insisted on fundamental changes in ties between the world's two biggest economic powers.
England's Dele Alli booed by Nigeria fans at Wembley
In the game against Congo, we didn't play our best team, but we will change things against England and play our best players. Nigeria's next game is against the Czech Republic in Austria before they depart for Russian Federation .
USA allies vow to fight tariffs plan, warn of trade war
The EU has already issued a 10-page list of tariffs on USA goods ranging from Harley-Davidson motorcycles to bourbon. He estimated that the economic impact of the tariffs would amount to "a very small part of trade flows as a whole".
ASX uncertainty as United States tariffs spark global trade war
Mexico said it would penalize US imports including pork bellies , apples, grapes, cheeses and flat steel, as well as cranberries. Lamar Alexander, a Tennessee Republican, said Thursday. "This is Trump versus the world, rather than Trump versus Canada ".
The man sent by North Korea leader to U.S….
But he was granted special permission for official travel to the United States, said State Department spokeswoman Heather Nauert. Delegates from the USA and North Korea arrived in Singapore on Monday, May 28, to discuss logistics and security for the summit.