Crude futures settle higher

NEW YORK, Nov. 12 (Xinhua) -- Oil prices edged up on Tuesday.

The West Texas Intermediate for December delivery gained 8 cents, or 0.12 percent, to settle at 68.12 U.S. dollars a barrel on the New York Mercantile Exchange. Brent crude for January delivery went up 6 cents, or 0.08 percent, to settle at 71.89 dollars a barrel on the London ICE Futures Exchange.