Why has activist Nathan Law been forced to flee Hong Kong?

Nathan Law is one of Hong Kong’s most prominent democracy activists, but his years of campaigning have made him a target for the Chinese government. He discusses the toll it has taken and why he has now had to flee to London. Guardian correspondent Emma Graham-Harrison looks at what the future holds for Hong Kong. Help support our independent journalism at <a href="https://www.theguardian.com/infocus">theguardian.com/infocus</a>