Putin justified his decision in a speech blaming NATO for the current crisis and calling the US-led alliance an existential threat to Russia.
Antim Panghal shocked reigning champion Olivia Dominique Parrish en route to the World Championship semifinals.
The two leaders discussed the safe evacuation of Indian nationals from the conflict areas.
World number one Roger Federer breezed through to the Halle Open semi-finals with a 6-3, 6-4 win over Germany's Philipp Kohlschreiber.
The news report was immediately refuted by both the Secretary of State Rex Tillerson and the National Security Advisor, who said that there was no discussion of specific threats with the Russians.
Crimean clubs have been suspended by UEFA from playing in Russian domestic competitions.
Djokovic welcome to play if he can obtain visa, says Australian Open director
One of sport's great rivalries, Roger Federer and Rafael Nadal have clashed 37 times over the years but never stood across from each other on Flushing Meadows' hardcourts.
The Russian athletics federation has accepted its ban from the sport in the wake of widespread doping revelations, the International Association of Athletics Federations (IAAF) said on Thursday.
Russian high jumper Anna Chicherova was officially stripped of her 2008 Beijing Olympics bronze medal after she tested positive for banned substances in re-tests of samples, the International Olympic Committee said on Thursday.
The International Olympic Committee (IOC) dented any slim hopes that Russian athletes might have had of competing at the Rio Games in August by backing the IAAF's decision to uphold its ban on the country for systematic doping.
'It was exciting and this is why I came to New York, to go through these emotions'
The World Anti-Doping Agency cut the doping ban on Russian Liliya Shobukhova by seven months on Monday, saying the marathon runner had provided "substantial assistance" and was eligible for a lighter sentence.
Images from Tuesday, Day 8 of the 2021 Wimbledon Championships, in London.
The two Russia national rugby sevens players suspended from all competition for taking the banned substance meldonium are Alexey Mikhaltsov and Alena Mikhaltsov, the sport's governing body, World Rugby, said on Saturday.
Russian Nikolay Davydenko, under investigation by the ATP over an alleged betting scandal, thanked world number one Roger Federer for his support on Thursday.
Novak Djokovic has no intention of passing the torch to the next generation just yet.
Images from Day 1 of the French Open matches played at Roland Garros on Sunday
Guterres will visit Moscow where on April 26 he will "have a working meeting and lunch with Foreign Minister Sergey Lavrov and will be received by President Vladimir Putin," Eri Kaneko, associate spokesperson for the secretary-general said on Friday.
Argentina, Egypt, Ethiopia, Iran, Saudi Arabia and the United Arab Emirates have been invited to join the grouping.
Roger Federer added yet another record to his vast collection when he guaranteed becoming the oldest ATP world number one by beating Dutchman Robin Haase 4-6, 6-1, 6-1 to reach the semi-finals in Rotterdam on Friday.
The Russian Foreign Ministry said the upcoming moratorium does not stipulate permanent withdrawal from the CFE Treaty, adding that Russia will resume its obligations as soon as NATO countries ratify the adapted version.
Russia will hand over the much-delayed INS Vikramaditya aircraft carrier to India in November, giving the country's navy a strategic advantage in the Indian Ocean region.
The top seeded Swiss will meet Jarkko Nieminen of Finland in the final of the Munich Open.
Sports bodies moved quickly to strip Russia of events,
Russian President Vladimir Putin "probably approved" the murder of former KGB agent Alexander Litvinenko who died in a London hospital in November 2006 from radioactive poisoning, a British public inquiry concluded on Thursday.
The World number one won his 20th consecutive match on Friday as he breezed past Russian Nikolay Davydenko 6-3, 6-4.
Russia was thrown out of the tournament by FIFA as a sanction for their military operation. They had been due to face Poland in their semi-final.
The 193-member UN General Assembly on Thursday voted to adopt a draft resolution moved by the US to suspend Russia from the Geneva-based United Nations Human Rights Council (UNHRC) over allegations that Russian soldiers killed civilians while retreating from towns near the Ukrainian capital Kyiv.
Indian-American Sunita Williams, a record-setting astronaut who lived and worked aboard the International Space Station for six months in 2006, is all set for her second space odyssey.
"I just fired the head of the FBI. He was crazy, a real nut job," Trump told Lavrov, according to a media report.
Russia will provide an additional 42 Sukhoi frontline fighters to India under an agreement signed on Friday, taking the bilateral defence cooperation to new heights.
Both won their semi-finals at the US open in straight sets, beating Nikolay Davydenko and David Ferrer respectively.
Indian-American Sunita Williams, a record-setting astronaut who lived and worked aboard the International Space Station for six months in 2006, is headed to the space once again in July.
Novak Djokovic won the Rome Masters for the fourth time by outwitting old rival Roger Federer on Sunday.
Top seed Roger Federer battled past Russian Nikolay Davydenko in an entertaining 4-6, 6-3, 6-4 triumph on Saturday to reach the World Indoor Tournament final.
Yeltsin will also be remembered as "one who laid the foundation of a renewed partnership between India and the Russian Federation," the speaker said.
It will be the first high-level meeting between the two sides after the border row escalated in eastern Ladakh in early May.