Hear about the word-first cancer treatment that could cure the most common type of brain tumour. Plus, our China correspondent Richard Spencer tells us about the latest crackdown on free speech in Hong Kong. And what a new report says about the British Army spy who was secretly embedded in the IRA during the Troubles in Northern Ireland.

Your daily round-up of the biggest stories from across the world, as seen through the eyes of the Times of London. You can hear more of these stories on Times Radio, and read more at thetimes.co.uk.

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