Hong Kong media mogul Jimmy Lai has been sentenced to 20 years in prison. Despite having a British passport, the UK’s response has been limited. Andrew Mueller explains China’s latest blow to free press.

Explainer 511: Why is Germany telling Syrians to return home?
07:12

Why has Israel invaded Lebanon?
33:29

Explainer 510: From Angola with love: are there Russian spies in southern Africa?
06:58