Yemen and the World Food Programme (WFP) discussed here today issues of mutual cooperation in development fields as well as WFP-funded projects in the country. On the sidelines of his participation in the first session of the WFP Executive Board being held in the Italian capital Rome, Yemeni Minister of Planning and International Cooperation Mohammed Al-Sa'adi held talks with the WFP Executive Director Ertharin Cousin over the challenges posed by the hike of the number of refugees coming from the Horn of Africa to Yemen, which are estimated at over 1 million, in addition to the resultant security and economic burden on the country.