Intelligence services are understood to have investigated “increased” and “unusual” activity at the Russian embassy in London in the days before and after the Novichok poisoning.
The Telegraph: Secret services probed ‘frantic’ activity at Russian embassy in days before Novichok attack
A London bus drives past a private road in front of the Russian embassy in central London on March 15, 2018.Britain's Prime Minister Theresa May said Moscow was "culpable" of the attempted murder of Skripal, a Russian spy who sold secrets to the MI6 British intelligence agency and came to Britain in a 2010 spy swap. She announced the expulsion of 23 diplomats and the suspension of some high-level contacts. / AFP PHOTO / Justin TALLIS
