Sir Francis Richards, former head of GCHQ, and the Arkady Ostrovsky, The Economist Russia Editor, wonder if the diplomatic clash sparked by the Russian spy poisoned case will escalate — and what has changed since the Cold War.
Sir Francis Richards, former head of GCHQ, and the Arkady Ostrovsky, The Economist Russia Editor, wonder if the diplomatic clash sparked by the Russian spy poisoned case will escalate — and what has changed since the Cold War.