The OKD hard coal company, belonging to New World Resources which is in controlled by the by the so-called Ad Hoc Group, filed for insolvency on Tuesday; the move had been expected after the government made clear last week it would not step in to help the long-ailing firm. The company issued a statement that it had filed with an aim to “restructure the company and maintain viable operations”. The government expressed a commitment to help miners who could soon be out of work.