The Colorado Department of Public Health and Environment says a Garfield County resident has the first confirmed case of hantavirus in the state this year.
Colorado health authorities on Tuesday revived an attempt to crack down on medical marijuana caregivers.
A federal team has arrived in Colorado to help investigate hospital reports that synthetic marijuana is to blame for scores of recent illnesses and possibly three fatalities in Denver and Colorado Springs.
Suncor Energy says the spill of oily material flowing into Sand Creek has been contained.
Health officials have issued a warning for cantaloupes from a revered melon-producing area of Colorado amid a bacteria outbreak.