The first death related to West Nile virus has been reported in Yankton County.
The state Department of Health reports it was a man, 80 to 89 years old.

State Epidemiologist Dr. Lon Kightlinger says this is turning into a very active infection season…..

Kightlinger says there are a number of factors leading to the increased activity….

Kightlinger says they had hoped to see a decrease in numbers this year…..

Kightlinger says the mosquitoes that carry the virus will be around until the first hard frost in late September or early October.