On this week's episode of The World podcast, Yalda and Richard are joined by former MI6 'C' Sir Alex Younger who was head of the service from 2014-20. He warns how Russian cyberthreats will be a "feature of our life", gives his take on what peace between Russia and Ukraine could look like, and dissects the current rebel offensive in Syria.

Richard Moore, the head of MI6, said his agency and its French counterpart are battling to prevent a dangerous escalation by Moscow's covert spooks after Vladimir Putin's threats

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