Abadan, Khuzestan Prov, Feb 15, IRNA Two tow vessels, called Yasin 1 and Avid and fully indigenous to Iran, were launched on the Karoon River in southwest of the country. Yasin 1 and Avid have been built by Iranian experts in 19 and 24 months respectively at the total cost of 80 billion rials (more than 2.2 million dollars), Amir Shoqi said. The ...