A Coal Mining Company In Southwest Virginia Has Shut Down Leaving Dozens Of Workers Without Jobs Coking Coal Llc A Supplier Of Coal For Steelmaking Announced The Closure Last Week Saying The Decision Was Made Due To Declining Demand And Economic Challenges For The Industry The Closure Will Impact Workers In Both The Mines And The Local Community Local Officials Are Working With The Company To Provide Support And Reemployment Opportunities Throughout The Region.