About this reports TASS with reference to the statement of the press service of May.
It is noted that the head of Britain announced this to the King of Saudi Arabia, Salman bin Abdul Aziz Al Saud during a telephone conversation.
"The Prime Minister said that the current explanation is not credible, so there is an urgent need to establish what exactly happened," the spokesman said.
Earlier, US President Donald Trump said he was confident in the truth of the Saudi version of the death of Hashukji.