People living in the east of Russia have once again been targeted in a television and radio hack, apparently suggesting they had been subject to a nuclear attack. It is the third time media stations in the country have broadcast hoax warnings in just over two weeks. Today’s message, however, included a chilling new detail – an instruction for those listening to ‘take potassium iodide pills’, which are typically used in radiation emergencies. ‘Seal the premises. Use gas masks of all types. In the absence of gas masks, use cotton-gauze bandages.’ Screens also flashed up with a black and yellow...