Closing prices for crude oil, gold and other commodities, and foreign exchange levels. :
Benchmark U.S. crude oil for September delivery fell 23 cents to settle at $42.01 a barrel Friday. Brent crude oil for October delivery fell 16 cents to $44.80 a barrel. Wholesale gasoline for September delivery rose 1 cent $1.24 a gallon. September heating oil was little changed at $1.24 a gallon. September natural gas rose 17 cents to $2.36 per 1,000 cubic feet. Gold for December delivery fell $20.60 to $1,949.80 an ounce.