Whyalla steelworks owner Sanjeev Gupta is facing another major challenge, with rail company Aurizon suspending some of its services for GFG Alliance over unpaid debts. Whyalla steelworks owner Sanjeev Gupta is facing another major challenge, with rail company Aurizon suspending some of its services for GFG Alliance over unpaid debts. Steel, Mining and Metals Industry, Regional Communities, Aerospace and Defence Equipment Manufacturing, Engineering Latest business news