(Bismarck, ND) — The North Dakota Department of Health and Human Services is reporting an increase in West Nile Virus cases. The illness is transmitted by mosquito bites, and can be fatal in rare cases. The department says nine cases have been confirmed in the state so far, with more expected to be confirmed pending further testing. With one more month of mosquito season remaining, the department is advising the public to take precautions. Ways to minimize mosquito bites include wearing long sleeves and pants, using bug spray, and removing standing water from properties.