“The Russian Embassy in London has asked the British authorities for clarification in connection with the information from the National Crime Agency about the alleged detention of a Russian citizen in London,” TASS quoted the Russian diplomatic mission as saying.

The diplomats demanded to immediately notify the embassy of the reasons and circumstances of the arrest, the whereabouts and conditions of detention of the Russian.

British police have detained a 58-year-old Russian businessman in London on charges of money laundering, The Independent reported earlier.