Russian infiltration in Britain’s establishment posed "potentially the most significant threat to the UK's institutions and its ways of life," one witness to the ISC Russia enquiry told lawmakers in written testimony filed last summer and seen by CNN.

Russian infiltration in Britain’s establishment posed "potentially the most significant threat to the UK's institutions and its ways of life," one witness to the ISC Russia enquiry told lawmakers in written testimony filed last summer and seen by CNN. https://t.co/euoBUO7saz

— Nina dos Santos (@NdosSantosCNN) November 8, 2019