Office of the Special Envoy of the Secretary-General for Yemen: 'Over the past 48 hours, the UN Secretary-General's Special Envoy to Yemen, Hans Grundberg, received renewed assurances from the Yemeni government and Ansar Allah regarding their commitment to the full implementation of the May 2016 agreement concerning the release of more than 1,600 detainees held in connection with the conflict. The Special Envoy urged both parties to intensify their efforts to finalize the remaining technical and operational arrangements as soon as possible, and both parties reaffirmed their commitment to this.'