Oil prices rallied for a fourth straight session Tuesday, amid speculation that the talks of Organization of the Petroleum Exporting Countries next month could result in a crude output freeze.

The West Texas Intermediate for September delivery added 0.84 U.S. dollar to settle at 46.58 dollars a barrel on the New York Mercantile Exchange, while Brent crude for October delivery gained 0.88 dollar to close at 49.23 dollars a barrel on the London ICE Futures Exchange.

Source : XINHUA