Benchmark U.S. crude oil for October delivery fell 71 cents to $68.50 a barrel Tuesday. Brent crude oil for October delivery fell 42 cents to $72.99 a barrel.
Wholesale gasoline for September delivery fell 3 cents to $2.28 a gallon. September heating oil fell 1 cent to $2.13 a gallon. October natural gas rose 7 cents to $4.38 per 1,000 cubic feet.