The latest news, exploring the day's events from a global perspective.
With Kajagoogoo, Joe Jackson, Echo and the Bunnymen, Melba Moore, U2 and Laura Branigan. (R)
2/4 How television's telling of the Crusades has changed over the last 60 years. (R)
3/3 Dr Sam Willis looks at the drive to develop ever more precise weapons on the battlefield.
Drama-documentary about Winston Churchill's experiences during the First World War. (R)
An examination of the sordid machinations involved in becoming US president. (R)
6/12 Investigating why the geology of Florida makes it the sinkhole capital of the world. (R)
3/3 Dr Sam Willis looks at the drive to develop ever more precise weapons on the battlefield. (R)
Friday 20 January 2017