Oil prices fell below $66 a barrel Wednesday, The Associated Press reported. Benchmark crude for September delivery was down $1.36 to $65.87 a barrel by noon in European electronic trading on the New York Mercantile Exchange. On Tuesday, the contract fell $1.15 to settle at $67.23. In other Nymex trading, gasoline for August delivery fell nearly 2 cents to $1.89 a gallon and heating oil dipped slightly to $1.76. Natural gas for August delivery slid 5 cents to $3.48 per 1,000 cubic feet. In London, Brent prices fell 98 cents to $68.90 a barrel on the ICE Futures exchange.