Is this going to be the moment when China's trajectory changed forever? Correspondents share their stories, wit, and analysis from around the world. Introduced by Kate Adie:

With Xi Jinping now effectively allowed to remain in power for life, after the two-term limit on the presidency was removed, John Sudworth reflects on what this means for China and the rest of the world. Steve Rosenberg examines Russia's ever-shifting relationship with the West from the frozen rust-belt town of Karabash. Linda Pressly reports from Tysfjord, where police have revealed decades’ worth of allegations of sexual abuse in the tiny Norwegian community close to the Arctic Circle.

Simon Maybin is on the tropical Panamanian island of Carti Sugdub to find out more about plans to move its entire population to the mainland and by doing so escape rising sea levels.

And Lindsay Johns tries (and sometimes fails) to make himself understood in South Africa - the proudly polyglot nation.