MI5 Is MI5 planning dirty tricks to stop Scottish independence? In Depth Is Margo MacDonald being paranoid – or just preparing excuses for the inevitable referendum defeat? In Depth Woolwich: ex-MI5 chief warns public 'enemy is everywhere' In Depth Stella Rimington's 'eyes and ears' call comes as tensions rise in the wake of Drummer Lee Rigby's killing By The Week Staff Published 28 May 13 In Depth 1 2 3