Triplets Katie, Bella and Hailey Clarkson, 15 years old, were spending their lunch break together in a classroom Wednesday at Evergreen High School when gunfire erupted. One of the sisters, Katie, captured the moment on video as they huddled together with a teacher, hiding from the shooter. More local videos here: https://youtube.com/@9news Subscribe to NEXT: https://youtube.com/@Nexton9NEWS Stay connected: 9NEWS Website: https://www.9news.com/ Facebook: https://www.facebook.com/ilike9news X: https://twitter.com/9NEWS Instagram: https://www.instagram.com/9newsdenver/ Download the 9NEWS App: https://www.9news.com/appredirect/ Sign up for the 9NEWSLETTER: https://www.9news.com/email 9NEWS (KUSA) is located in Denver, Colorado.