MI5
MI5 boss Ken McCallum said Russia was guilty of "arson, sabotage and more".
According to the Russian embassy in London, Moscow is the real target.
"Dangerous actions conducted with increasing recklessness," Ken McCallum said.
The war "could provide some form of twisted inspiration," he warned.
It's gone from "substantial" to "severe".
"Of course there are likely to be terrorist attacks on UK soil on my watch. We wish it were not so," said Ken McCallum
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New Security Service director general Ken McCallum reveals it has been "outright racist" in some cases in the past.
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