Maareb, Yemen, Dhu-AlHijjah 3, 1437, Sep 5, 2016, SPA -- Yemeni national army started today a military campaign to liberate the remaining pockets in Maareb province from the grip of Houthi militias and forces loyal to deposed president Ali Saleh. Military sources said that the campaign, which receives substantial support of the Arab Coalition forces, aims at liberating Sarwah directorate from the Houthi grip. The sources added that the government-run army has controlled a number of key sites in the area and now building-up to open Maareb - Sanaa highway, east of Kholan. --SPA 20:00 LOCAL TIME 17:00 GMT www.spa.gov.sa/w