07 April 2017, Maiduguri, Nigeria - Food and Agriculture Organization Director-General José Graziano da Silva discusses with Minister for Agriculture Audu Ogbeh during his visit to government house in Maiduguri, Borno in northeast Nigeria, on April 7, 2017. Food and Agriculture Organization Director-General José Graziano da Silva arrives in Maiduguri, northeast Nigeria, to improve food security and nutrition conditions of most vulnerable IDPs, refugees, returnees and host communities in northeast Nigeria. 07 April 2017, Maiduguri, Nigeria.,07 April 2017, Maiduguri, Nigeria - Food and Agriculture Organization Director-General José Graziano da Silva discusses with Minister for Agriculture Audu Ogbeh during his visit to government house in Maiduguri, Borno in northeast Nigeria, on April 7, 2017. Food and Agriculture Organization Director-General José Graziano da Silva arrives in Maiduguri, northeast Nigeria, to improve food security and nutrition conditions of most vulnerable IDPs, refugees, returnees and host communities in northeast Nigeria. 07 April 2017, Maiduguri, Nigeria.