The Times - Serving Waitsburg, Dayton and the Touchet Valley

WALLA WALLA – West Nile virus has been detected in mosquitos in Yakima and Umatilla counties, according to a release by the Walla Walla County Health Department. In the past three years Walla Walla County has seen four human cases of West Nile reported to the health department.

The health departments says that 80 percent of people who become infected experience no symptoms and become immune. The other 20 percent will exhibit symptoms such as a low grade fever, rash, mild headache, muscle aches, joint pains, and other low-grade symptoms.

Less than one percent will develop severe disease wi...