UN envoy to Yemen Martin Griffiths (R) meets with Mohammed Ali al-Houthi (L), President of the Huthi Revolutionary Committee, in the capital Sanaa, on November 24, 2018. - In a possible breakthrough despite government scepticism, the envoy said that he discussed with Huthi rebel officials "how the UN could contribute to keeping the peace" in the key port city of Hodeida.
Griffiths met a Yemeni rebel leader in insurgent-held Sanaa Saturday and is to follow up by holding talks with Yemen's government in Riyadh, a UN source said. (Photo by Mohammed HUWAIS / AFP)        (Photo credit should read MOHAMMED HUWAIS/AFP/Getty Images)