Wall Street sees its worst week in three years as oil prices continue to collapse. The Dow Jones Industrial Average sheds 315 points, or 1.8%, to 17280. [http:--www.foxbusiness.com-markets-2014-12-12-us-stock-index-futures-lower-as-oil-continues-rout-?intcmp=bigtopmarketfeatures&intcmp=bigtopteaserside (FOX Business)]date=August 2019