Commodities ended trading mostly higher as crude oil and gold futures finished in positive territory on news that work to control the damaged nuclear power plant in Japan made progress. Light, sweet crude oil for April delivery finished up 3.5%, or $3.44 to $101.42 a barrel. In other energy futures, heating oil was up 1.31% to $3.05 a gallon while natural gas was down 0.15% to $3.93 per million British thermal units. Meanwhile, gold futures rose, helped by a weaker dollar Gold for April delivery finished up $8.10 to $1,404.20 an ounce. In other metal futures, silver was down $0.21 to $34.26 a troy ounce, while copper traded up $0.21 to $4.34.The U.S. dollar index (DXY) is down 0.83% to $76.04.