tate and local public health officials are reporting the season’s first West Nile Virus (WNV) detections with both mosquito samples and humans testing positive for infection. Three human cases have been reported in McCone, Bighorn and Toole counties while mosquito samples from Blaine, Hill, Custer and Prairie counties recently tested positive. The human cases, all adults, experienced mild symptoms and did not require hospitalization.

“With the hot conditions experienced in July we see mosquitoes carrying WNV emerge,” said DPHHS Director Sheila Hogan. “We usually see positive mosquit...