Posted: Fri, January 10 2014 at 4:46 PM, Updated: Tue, January 14 2014 at 11:10 PM
(NBC News) Friday federal agents opened an investigation into a chemical spill in West Virginia which has contaminated the water supply for hundreds of thousands of families.
As many as 300,000 families are being warned to stay away from the water.
The water ban has also shut down bars and restaurants and led to a run on bottled water in some stores as people looked to stock up.
The federal government joined West Virginia Governor Earl Ray Tomblin in declaring a disaster as the West Virginia National Guard arranged to dispense bottled drinking water to emergency services agencies in the counties hit by the chemical spill into the Elk River.
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