For the celebration of the BBC's centenary, in this three part series David Dimbleby goes behind the scenes to investigate major controversies that have affected the BBC and its viewers over the last sixty years.

Aidan Hartley and Daniel Bogado gain rare access to the Nuba Mountains to film the heroic doctors who are saving children in a largely hidden war being perpetrated on civilians by one of the world’s most brutal dictatorships.

This documentary gains rare access to the Nuba Mountains to film the heroic doctors who are saving children in a largely hidden war being perpetrated on civilians by one of the world's most brutal dictatorships.

In Dominican Republic, baseball is one of the few routes for young men out of poverty. But the chance of making it is slim and the cost of failure can be devastating. This film meets the boys desperate to make

Muay Thai is one of the toughest martial arts in the world and in Thailand it’s an obsession. Children as young as 7 are regularly paid to fight and their matches draw huge crowds. For poor families, there's potential for

Patrick Otema is 15 years old and was born deaf. But in the remote Northern region of Uganda where he lives, there are no schools for deaf children. Now an inspirational sign language instructor is about to change Patrick's life.