The Denver Department of Public Health and Environment announced Monday that the city's first human case of West Nile virus this season has been confirmed. Officials in Jefferson County have also confirmed their first human cases of the virus,

Garfield County, more specifically Rifle, Battlement Mesa, Parachute and Silt, house mosquitoes that could carry the West Nile virus. Recent testing has found

Eleven people in Colorado have tested positive for West Nile this year, including five who developed neurologic symptoms and three who needed hospital care. One person died from the virus.