Asked what could persuade London of the pair's innocence, he responded: "I can't see anything which could really change the British government's attitude and its conviction that these two men were perpetrators, that they were the ones who brought Novichok into the country". Britain views the latest developments as "more obfuscation and lies" from the Putin government.
Their claims were dismissed by Downing Street as "lies and blatant fabrications".
Another role they believe the medic may have had was to ensure police and the NHS were not involved if one of the attackers accidentally poisoned himself.
United Kingdom police are linking the attack to a separate Novichok poisoning on June 30, when Dawn Sturgess and Charlie Rowley fell ill at a house in Amesbury, about 13 kilometres away.
Ms Sturgess died in hospital in July, just over a week after the pair fell ill.
"I can today tell the House. that the government has concluded that the two individuals named are officers from the Russian intelligence services".
"They are wanted men and we have taken all steps to ensure they are apprehended and brought to justice in the United Kingdom if they ever again step foot outside Russian Federation", he added.
"Our friends had been suggesting for a long time that we visit this wonderful town", the man identified as Petrov said. "We'll see in the near future", he added.
4 March 2018 in Salisbury was poisoned previously convicted in Russian Federation for espionage in favor of London, a former intelligence officer of the GRU, Sergei Skripal.
The two men confirmed that they were the men pictured travelling to and form Salisbury in images published by Britain's Metropolitan Police.
RT's editor-in-chief said the two men approached her as they wanted to tell their story because they are now living in fear for their lives.
Former Trump campaign manager to plead guilty in deal with Mueller
The plea deal would allow Manafort to avoid a second trial that had been scheduled to start next week in Washington . The three-week trial centered on income Manafort earned working as a political consultant for pro-Russian Ukraine.
"They are civilians", Putin said late Wednesday, adding there was nothing criminal about them. They said they had fallen victim to a "fantastical fatal coincidence".
A statement from English Heritage revealed Stonehenge - known as Old Sarum - was closed to the public from 1 March to 4 March this year because of the snow.
Alexander Petrov and Ruslan Boshirov carried out one interview with Russian state-sponsored network RT, in which they claimed they were visiting Salisbury as tourists.
"We have repeatedly asked Russian Federation to account for what happened in Salisbury in March and they have replied with obfuscation and lies".
"When you pass through customs they check all your things, or just any police officer can look through them, I think if we would have had something, they would have had questions".
"Your question to me seems like typical Western propaganda", Simonyan said, before hanging up. The men denied having any poison or the counterfeit Nina Ricci perfume bottle that United Kingdom police say was used to transport the weapons-grade nerve agent. "We didn't have it".
They declined to give any other details about their lives, except to say they work in the nutritional supplements business.
Many also queried why the pair would stay in a budget hotel in East London if they were travelling to the United Kingdom for two days, and expected to spend both in Salisbury.
"Only this week, we heard an official statement from London, which said that they did not plan to employ the legal assistance mechanism and send any requests to Russian Federation". Sadly, it is what we have come to expect.
In the aftermath of the poisoning of the Skripals, the Russian Embassy in London's Twitter account responded to the United Kingdom government's claims in a series of provocative tweets.