Oil prices climb on supply worries

NEW YORK, June 28 (Xinhua) -- Oil prices advanced on Tuesday, their third consecutive session of gains, as a slew of news fueled supply concerns.

The West Texas Intermediate for August delivery added 2.19 U.S. dollars, or 2 percent, to settle at 111.76 dollars a barrel on the New York Mercantile Exchange. Brent crude for August delivery increased 2.89 dollars, or 2.5 percent, to close at 117.98 dollars a barrel on the London ICE Futures Exchange.