Mosquitoes In Harris County Test Positive For West Nile Virus Mosquitoes carrying the West Nile Virus have been found in Harris County; as result of findings, officials plan on spraying.
Dallas County Allows Spraying For West Nile VirusSuffering from the nation's deadliest outbreak of West Nile virus this year, Dallas County authorized aerial spraying of insecticide on Friday for the first time in nearly five decades to help fight the mosquito-born illness.