Alekseyev, deputy chief of Russian military intelligence (GRU), has been involved in Russia's military campaigns in Ukraine and Syria. He's also been sanctioned by the US and EU for his role in malicious cyber activities and the nerve agent attack in Salisbury, England.
Yevgeny Prigozhin -- who was once seen as extremely close to Vladimir Putin -- has claimed Putin's removal as Russia's president, saying there will be a new leader in the Kremlin soon.
After Wagner mercenary force chief Yevgeny Prigozhin decided to halt his forces' march to Moscow under deal brokered by Belarusian President Alexander Lukashenko.
Putin's statement comes after Yevgeny Prigozhin, the alleged head of the Wagner mercenary group, in a series of recordings released on social media on Saturday, announced that his troops had taken control of military facilities in two Russian cities.
In an astonishing escalation of infighting, Russia accused Wagner mercenary chief Yevgeny Prigozhin of calling for an armed mutiny, reported ABC News.
The statement of the Russian Defence Ministry comes after Wagner chief Yevgeny Prigozhin claimed to have taken control of military facilities in two Russian cities.
Raising the issue in the legislative council, Leader of Opposition Ambadas Danve said the control of police should be under the state government.
In the reprisal attacks, several missiles struck the city of Kharkiv with two children among those injured, the Ukrainian military said.
"Wagner is a violent and destructive organisation which has acted as a military tool of [President] Vladimir Putin's Russia overseas," said UK Home Secretary Suella Braverman.
Russia's special presidential representative for international cultural cooperation Mikhail Shvydkoy said Prigozhin wanted to become Russian president but it was a "mistake".
In a televised address to the nation on Monday, Putin said that since the start of the events, steps were taken on his orders to avoid large-scale bloodshed, as he thanked the Russians for endurance and support.
The mixed narratives emerging from Russia undermine Mr Putin's position and authority even more than the actual facts, observes Mihir S Sharma.
The editorial in Saamana said the "Wagner group" has shown dictatorship can be challenged.
Kremlin spokesman Dmitry Peskov told journalists that the Belarusian President volunteered because he has been acquainted with Prigozhin for about 20 years.
Wagner chief Yevgeny Prigozhin on Monday said the purpose of the march towards Moscow was to stop the destruction of the private military company and "bring to justice those who, through their unprofessional actions, made a huge number of mistakes during the special military operation".
The coup attempt has weakened Putin's position and in desperation he may well sanction the use of nukes, points out Colonel Anil A Athale (retd).
But their inability to close out the game proved costly, allowing Belgium to claw their way back into contention with two goals in five minutes before Nacer Chadli's injury-time winner capped the most thrilling game of the 2018 finals.
High winds and low visibility caused pilots to abort a first attempt at landing.
There is a congruence of interests between Ukrainian intelligence and its Western mentors to destroy Wagner and eliminate it from the geopolitical chessboard altogether, argues Ambassador M K Bhadrakumar.
It's that time of the year when the FIFA lovers will be in full cheer to support their favorite teams in the World Cup 2018.
Iceland's first World Cup adventure came to a valiant end on Tuesday as they were beaten 2-1 by Group D winners Croatia due to a late strike from Ivan Perisic, with Argentina qualifying as runners-up instead.
A superb second-half strike from Adnan Januzaj gave Belgium a 1-0 win over England on Thursday to see them top World Cup Group G with a perfect record and consign England to second place, with both sides already assured of going through to the last 16.
South Korea must defy their status as the weakest team in the group and upset a resurgent Mexico if they are to keep their World Cup hopes alive, captain Ki Sung-yueng said.
Russia will host the 2018 World Cup finals in 12 venues spread across 11 cities.
Supporters will be offered free water and paper caps and fans to help them keep cool, officials said.
Croatia had shown glimpses of their potential at the last European Championships in France two years ago when they beat Spain but went out in the second round to eventual winners Portugal after conceding in extra time.
Postal service worker Kristbjorn Hilmir Kjartansson and his friend Gretar Jonsson, a film student, took 14 days to make the trip from Reykjavik to Volgograd.
Akira Nishino's short time in charge of Japan has been defined by a succession of gambles and so it was perhaps fitting that his side departs the World Cup after risking it all in the last 16 against Belgium.
The Kremlin dubbed the Russian national team heroes and proud soccer fans saluted their underdog host team after the side lost on penalties to Croatia, bringing an end to its World Cup challenge at the quarter-finals.
Luis Suarez marked his 100th international cap by sending Uruguay into the last 16 of the World Cup as the striker benefited from some poor goalkeeping to eliminate Saudi Arabia with a 1-0 win.
Belgium go into Monday's World Cup last 16 match against Japan full of confidence but wary that relying on individual talent against similarly well-organised but less fancied teams has cost them dear in the past.
'The players showed what they're all about, we had chance to progress till the dying minutes. I couldn't be more proud of the players but we are disappointed to not go through. It's a beautiful game but sometimes it's really tough'
Already-qualified France played out an uninspiring goalless draw with Denmark in their final World Cup Group C match at Moscow's Luzhniki stadium on Tuesday, which was enough to ensure that both teams advance to the knockout stage.
England and Belgium face a World Cup conundrum ahead of Thursday's crunch in Kaliningrad
Iceland must beat group leaders Croatia and hope the result of Argentina against Nigeria goes their way too.
England and Tunisia players swatted away swarms of gnats that flew into their eyes and mouths during their opening World Cup game in Russia's riverside city of Volgograd on Monday.
Belgium play in a second successive World Cup quarter-final, looking to reach the semi-finals for the second time after they advanced to the last four in Mexico 32 years ago.
Morocco winger Nordin Amrabat has been discharged from hospital but he will not play in the side's next World Cup Group B clash against Portugal on Wednesday after suffering concussion in the 1-0 loss to Iran, officials said.
Europa League favourites Manchester United secured a 1-1 draw on a threadbare pitch at Rostov, while Olympique Lyonnais beat AS Roma 4-2 helped by a fine individual goal from Nabil Fekir in their last 16, first leg ties on Thursday.
Ultra-nationalist and schooled in their country's historical grievances, Russian soccer hooligans see themselves as fighting the Kremlin's geopolitical battles in miniature when they clash with foreign fans at the Euro 2016 tournament.