Dozens of Houthis and government troops were killed on Thursday in fierce clashes in Marib with local officials and NGOs warning that the fighting will have a major impact on the humanitarian crisis in Yemen. Heavy fighting broke out on Thursday in Marib’s Kasara, Serwah, Murad, Jada’an, and Al-Makhdra areas as government forces and allied tribesmen, backed by Arab coalition warplanes, fought off relentless Houthi attacks. A local military officer ...