Kurdish forces in Iraq have discovered elaborate network of tunnels in towns and cities they have recaptured from ISIS. The jihadists used a network of tunnels in Iraqi Kurdish cities under their control and used them as escape routes and command centers. The tunnels have undermined the foundations of recaptured towns and cities. Russia Today reports: In the Yazadi city of Sinjar, recaptured by Kurdish Peshmerga militia from Islamic State (IS, former ISIS/ISIL) last December, 70 tunnels have already been discovered. Wrath0fKhan YouTube video: “There is a tunnel under every alley, street and public building that remains intact,” the International Business Times quoted Wais Faiq, head of Sinjar town council, as saying. The narrow, less than a meter wide tunnels could be made as deep as nine meters under the surface. They are equipped with electric lighting and basic amenities. Some say they are rigged with explosives. IS militants have dug so many tunnels and trenches in the city that “they completely destroyed the infrastructure of Sinjar,” Faiq said. The jihadists also construct heavily fortified underground facilities, which they use as command and communication centers, as well as arms depots. After the Russian Air Force began its campaign in Syria on September [...]