"The Kremlin really believes the North Korean leadership should get additional assurances and confidence that the United States is not in the regime change business", said Andrey Kortunov, head of the Russian International Affairs Council, a think-tank tied to the Russian Foreign Ministry.
Lewis and his team analysed photos and videos of Kim's missiles to work out how far they can fly and what they could carry.
There has been no testimony about the motive for the killing, but North Korean leader Kim Jong Un is believed to have considered his older sibling a potential rival for power.
Doan and Siti's defense team on Wednesday called into question longstanding claims by the prosecution and local police that the half-brother of Kim Jong Un had been murdered using the VX nerve agent.
South Korea and the US have accused North Korea of masterminding Kim's murder.
Indonesian Siti Aisyah arrives at a court in the suburbs of Kuala Lumpur, Malaysia, in this photo taken by Kyodo on March 1, 2017.
At one point, Malaysia expelled the North Korean ambassador and Pyongyang retaliated by banning Malaysian diplomats from leaving Pyongyang.
To this, Naran, who is a part of three-man defence lawyers appointed by the Vietnamese embassy, asked if the pathologist agreed that he could not be absolutely sure of the victim's name.
The enzyme, she said, served to break apart the neurotransmitter which sent signals to the muscles and nerves to contract, and be in a relaxed state.
Dr Norashikin, 44, who is a specialist in chemical pathology, specifically clinical toxicology, said she conducted laboratory tests for poison on the patient.
Raja Subramaniam, chief chemist at Malaysia's Chemical Weapons and Analysis Center, testified Thursday that traces of the chemical weapon were found on shirts belonging to Siti Aisyah and Doan.
Without sharing weapons, nuclear secrets, or any military assets, Russia likely just handed North Korea a meaningful safeguard for its burgeoning nuclear arsenal by hooking the country up with internet.
For the media and fear mongering politicians, North Korea is the gift that keeps on giving.
Moscow on Friday faced over 130 fake bomb calls that prompted the evacuation of some 100,000 people from airports, shopping malls, schools, railway stations and office buildings.
He added that when reacted with water, VX will degrade and leave detectable byproducts.
"We have right to know, they may have something that we do not know", Naran told press.
Most of them wore gloves and masks as a safety precaution, and later, Judge Azmi Ariffin also covered himself as the samples were officially admitted as evidence.