Rig company Hercules Offshore announced it filed for bankruptcy as part of a financial restructuring effort in an era of lower crude oil prices. “We are working toward a new capital structure which will provide a better foundation for Hercules to meet the challenges in the global offshore drilling market due to the down cycle in crude oil prices,” Hercules President and Chief Executive Officer John T. Rynd said in a statement. In its quarterly report filed last month , Hercules said its net operating days in the United States declined by more than half year-on-year […]