TORONTO — Canada’s main stock index stepped lower in late-morning trading as the energy sector lost ground amid lower oil and natural gas prices. The S&P/TSX composite index was down 66.85 points at 14,683.50. In New York, the Dow Jones industrial average was down 307.61 points at 24,289.77. The S&P 500 index was down 24.95 points at 2,625.59, while the Nasdaq composite was down 58.31 points at 7,012.02. The Canadian dollar traded for 74.76 cents US compared with an average of 74.86 cents US on Thursday. The January crude contract was down 99 cents at US$51.59 per barrel and the January natural gas contract was down 24.2 cents at US$3.88 per mmBTU. The February gold contract was down US$7.60 at US$1,239.80 an ounce and the March copper contract was down 1.35 cents at US$2.75 a pound. Index and currency in this story: (TSX:GSPTSE, TSX:CADUSD=X) The Canadian Press