One mosquito bite changed everything for 65-year-old Nancy Lundquist.
After one of the worst West Nile virus seasons since 2002, the cooler weather is expected to reduce new cases to a trickle, health officials said.
The state health department says six people have now died of West Nile Virus this year.
Officials in Evanston confirm that the number of West Nile Virus cases in the city among humans is continuing to grow.
The pace of West Nile virus is picking up dramatically in Illinois.
Testing for West Nile Virus is starting two weeks earlier than normal this year, following the unseasonably warm winter and spring.
Buffalo Grove is the latest Chicago suburb where West Nile mosquitoes have been discovered.