MarketWatchOil tries for a rebound after three-session declineMarketWatchOil futures attempted to rebound on Tuesday, after suffering a decline of roughly 8% over the last three trading sessions as traders bet there will be no immediate relief from a globa …

Washington PostCoast Guard identifies oil in refuge and river as fuel oil; source still unknownWashington PostThe oil that leaked into the waters of a waterfowl sanctuary and the Potomac River last week was fuel oil, similar to home heating oil, officials …

Washington PostCoast Guard to dye storm water system in search of oil spill sourceWashington PostOfficials plan Monday to conduct a dye test in a northern Virginia waterfowl sanctuary and the Potomac River seeking the source of an oil spill that has leaked …

Washington PostSource of Potomac oil spill still a mystery as sheen begins to dissipateWashington PostWhile the Coast Guard and the District's Department of Energy and Environment reported Saturday that the oil sheen which had coated the Virginia side …