Market, the Murad Mountain and villages of Ghubayb and Asha. Hadi Government officials denied the reports. On 7 September, Houthi forces made further advances in Marib Governorate closing in on Marib city itself, Mohamed al-Bokhaiti a member of the Houthi movement informed on social media. By late September, the campaign had become a war of attrition with more fighting being reported and Houthi forces advancing to Marib by three directions. On 8 October, media close to the Houthis announced that a large force of Hadi government forces was defeated in the North of Marib and the area of Al-Khanjar camp in al Jawf governorate, at least 3 Colonels and many field commanders and soldiers were reported killed. On 13 November, Houthi forces announced the capture of Camp Mas after three previous unsuccessful attacks. The capture could allow the Houthis to take over the Raghwan and Midghal districts. On 22 December, Houthi rebels shot down a Saudi Arabian CH-4B drone in the Medghal District in Marib Province. Houthi forces intensified their attacks along the northern front of Al Jawf and Marib, despite the daily deaths reported by the COVID-19 pandemic. 2021 On 7 February, after reinforcing again, the Houthis renewed their offensive against Marib; a pro-Hadi government source told Middle East Eye. Houthi fighters launched a missile attack on a Hadi Government military camp in Marib killing 3 soldiers and wounding 4. On 8 February, Houthi rebels launched a new offensive on Marib's with clashes taking place 10 kilometers west of the city, leaving 20 government soldiers killed and 29 injured as well as 7 Houthi fighters captured and others wounded according to a Hadi Government official. On 12 February, Houthis shot down a Saudi Arabian CH-4 drone with a OSA surface to air missile and provided footage of the shotdown of the drone. On 13 February, Sheikh Saleh al-Obeidi, leader of the Muslim Brotherhood Party in Yemen was killed alongside two Hadi-Government Colonels during Marib clashes. On 15 February, Mark Lowcock the Humanitarian Chief of the United Nations expressed his concern regarding the Houthis advance on Marib city and called for a "de-escalatation". Military officials of the Hadi Government informed that Houthi rebels advanced towards the city in two fronts, after seizing al-Zor and advancing on the western sides of Marib Dam. By 16 February, Houthi forces made large advances towards Marib, capturing the al-Zour and al-Hamajira villages and the