"It's a challenging environment" - food aid in Nepal

Available for over a year

Nichola Peach tells Mike Johnson how the World Food Programme hired 25,000 mountaineers and also used mules to take sacks of rice, lentils and vegetable oil to remote areas of Nepal cut off by the 2015 earthquake. (Photo: Nepali porters carrying emergency food. Credit: Prakash Mathema, Getty Images)