Earlier this month, British prosecutors charged two Russians - Alexander Petrov and Ruslan Boshirov - with attempted murder for carrying out the Novichok poisoning of the Skripals in the southern English city in March but said they believed the suspects had been using aliases to enter Britain.
'Skripal suspects' tell Russian media they visited Britain as tourists
The Telegraph said Boshirov's real name was Chepiga, citing investigative reporting by itself and Bellingcat, a website which covers intelligence matters.
COMMENTS
Comments are moderated and generally will be posted if they are on-topic and not abusive.
For more information, please see our Comments FAQ