The hornet is usually not aggressive towards humans but it does have a powerful sting and represents a threat to honeybees because of its ferocious appetite.
Walla Walla police now say a 17-year-old juvenile is reportedly responsible for the threat that caused the High School to be closed Tuesday.
Police say around 6:22am Tuesday, another student received a voice mail threat on their phone, apparently from the night before or during the overnight hours...