How Silicon Valley enables online slave markets

An investigation by BBC News has discovered domestic workers being sold on the black market in Kuwait -- using Instagram or apps available on Google and Apple-owned platforms.

Also in the programme: After months of protests in Hong Kong, China's ruling Communist Party has indicated it may change the way the territory is governed; and Turkish and Russian troops have begun joint patrols in northern Syria as part of the agreement that secured the withdrawal of Kurdish forces.

(Photo: 16-year-old Fatou (not her real name) from Guinea is filmed with her seller in Kuwait City.)