Hormone-disrupting chemicals linked to cancer, infertility and a slew of other health problems have been found in water samples collected at and near hydraulic fracturing, or "fracking," sites in Colorado, according to a new study published in the journal Endocrinology this week. Researchers say they found elevated levels of these chemicals -- known as endocrine-disrupting chemicals (EDCs) -- in surface water and groundwater samples collected in the state's Garfield County, a fracking hotspot...