Crude Oil ( ) Brent Crude ( ) Natural Gas ( ) S&P 500 ( ) PHLX Oil ( )

Brent oil prices fell more than $2 a barrel to less than $88 on Monday, its lowest since 2010, after key Middle East producers signalled they would keep output high even if that meant lower prices. Brent oil prices have tanked by nearly 25 percent since June as ample supply coincided with weak demand, raising the possibility that the Organization of the Petroleum Exporting countries could cut …