Rolls of coiled coated steel are shown at Stelco in Hamilton, Ont., on June 29, 2018. Stelco Holdings Inc. says it swung to a loss in the fourth quarter of last year after challenging market conditions including an "unprecedented" drop in prices. The Hamilton-based steel producer says it lost $24 million for the quarter ending Dec. 31, compared with net earnings of $110 million for the same quarter last year. THE CANADIAN PRESS/Peter Power