Investigators: Federal Lab Worker Intentionally Tainted Test Results

DENVER (AP) — A worker at a federal laboratory in Colorado intentionally manipulated test results for years, possibly tainting research that includes toxic metals in the Everglades, uranium near the Grand Canyon and coal in Afghanistan, investigators say.
The falsified data from a U.S. Geological Survey lab may have affected 24 coal, water and environmental research projects costing a total of $108 million, according to a report released recently by the Interior Department’s ins