Chemical spill causes water supply struggle for US residents
12 January 2014 Last updated at 08:28 GMT
Up to 300,000 people in the US state of West Virginia have been left without clean drinking water for almost three days.
A chemical spill near a water plant has contaminated the Elk River, forcing schools and businesses to close.
It is not yet known when the water supply will be safe again.
Reged Ahmad reports.