Dozens of queens of the Asian giant hornets were found in a tree. ABC's Megan Tevrizian explains why scientists are concerned. SUBSCRIBE to ABC NEWS: https://bit.ly/2vZb6yP Watch More on http://abcnews.go.com/ LIKE ABC News on FACEBOOK https://www.facebook.com/abcnews FOLLOW ABC News on TWITTER: https://twitter.com/abc GOOD MORNING AMERICA'S HOMEPAGE: https://www.goodmorningamerica.com/ #ABCNews #MurderHornets #Hornets #Nest #Washington