Yemeni farmers fill a sack with coffee beans in Haraaz area of Sanaa, Yemen, on Nov. 28, 2019. In one of the verdant highland villages of Haraaz area, about 100 km west of the Yemeni capital Sanaa, farmers have begun to harvest coffee crop, amid tough challenges they face due to the raging war. (Photo by Adel Bishr/Xinhua)