Zohran Mamdani and the Democratic Party fightback

Kate Adie presents stories from the USA, Jamaica, Uganda, Kazakhstan and Germany.

Zohran Mamdani won New York City's race for mayor in a contest that rallied young voters and sparked debate about the future direction of the US Democratic Party. BBC North America editor Sarah Smith considers the political choices and challenges ahead.

The world watched last week as Hurricane Melissa slowly crashed into Jamaica, causing extensive damage across the island – and killing at least 75 people across the region. Nada Tawfik witnessed the damage caused on Jamaica’s West coast.

The glaciers in Uganda's Rwenzori mountains sustain unique ecosystems, but are rapidly reaching the point of no return as they continue to shrink. Hugh Kinsella Cunningham joined local community groups trying to mitigate the effects of climate changes in the region's foothills.

Kazakhstan's economy is very much on the up, as it forges closer ties with China. Tim Hartley recently returned to the country after a hiatus of some two decades – as he followed the Wales football team, which was playing there - and saw up-close how the country has changed.

The Berlin Wall became a concrete manifestation of the Cold War division between East and West – but it was by no means the only barrier built during this era. John Kampfner travelled to a small village in south Germany that was once divided by a wall of its own, which radically changed the lives of locals living there.

Producer: Serena Tarling Production coordinators: Katie Morrison and Sophie Hill Editor: Richard Fenton-Smith