From Our Own Correspondent

Relations between Japan and South Korea have often been delicate. But they may now have reached their lowest ebb since they established diplomatic relations in 1965. Peter Hadfield reports from Tokyo on the background to the dispute and how it's playing out in Japan.The European migrant crisis has receded from its peak of 2015, but large numbers of people are still seeking refuge in Europe, their first stop often being the Greek islands. But the camps are overcrowded and the people living there close to despair, as Charlie Faulkner finds out on Lesbos.It's now 30 years since the first partly-free elections in Poland as it began to emerge from the Soviet shadow. Kevin Connolly, who reported on those elections in the city of Gdansk, has just returned. He notices distinct similarities in the restaurant menus then and now but a significant difference in what is actually served up.In southern Chad, as the rainy season begins to recede, the grass is lush, the grazing is good and the nomadic Wodaabe people are gathe