Yemen on the Brink of Famine

The UN's humanitarian chief, Stephen O'Brien, tells us that the warring factions in Yemen are preventing him from accessing those most in need of help. He says seven million Yemenis do not know where their next meal is coming from.

Also in the programme: 150 years of the Blue Danube waltz; Metal detecting enthusiasts unearth hoard of Iron Age gold.

(Image: A Yemeni girl on the outskirts of the Yemeni port city of Hodeidah looking through scraps of bread on 9th October 2016. Credit: AFP/Getty Images)