NEW YORK, March 18 (Xinhua) -- Oil prices fell on Tuesday.
The West Texas Intermediate for April delivery dropped 68 cents, or 1.01 percent, to settle at 66.90 U.S. dollars a barrel on the New York Mercantile Exchange. Brent crude for May delivery decreased 51 cents, or 0.72 percent, to settle at 70.56 dollars a barrel on the London ICE Futures Exchange.
