Dow drops 300 as oil drags down markets

Oil hauled stocks lower again on Friday, with all major indexes scoring sizable losses. The Dow industrials closed down 315.51 points, or almost 1.8 percent, capping the worst week for the index this year.

The S&P 500 shed 1.6 percent.The Nasdaq declined 1.2 percent.

Brent crude slipped to $61.35 a barrel, its lowest since July 2009, while WTI crude was last down almost 4 percent at $57.66 as worries persisted over a global supply glut and sluggish demand. Oil prices fell after th