Russia is set to unleash a wave of cyber attacks on the UK that could "turn out the lights for millions", a Cabinet minister will warn. Pat McFadden will tell a Nato conference on Monday that there's an imminent risk that Vladimir Putin-backed hackers could "shut down the power grids". He will tell the bloc's security chiefs that Russia is "exceptionally aggressive and reckless in the cyber realm" and should not be underestimated. The Chancellor of the Duchy of Lancaster - who is responsible