Samples from the Danube river are seen in Turnu Severin, western Romania, Friday, Oct. 8, 2010. Red sludge contaminated Danube waters on Thursday threatening a half dozen nations along one of Europe's... more 
Samples from the Danube river are seen in Turnu Severin, western Romania, Friday, Oct. 8, 2010. Red sludge contaminated Danube waters on Thursday threatening a half dozen nations along one of Europe's key water ways. Romanian monitors are stepping up the sample collection over the weekend to determine the levels of contamination. less 
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Associated Press | Photo By Vadim Ghirda
Mon, Oct 11, 2010 7:36 PM EDT