A Jefferson County jury on Friday convicted Joseph Koenig on 19 counts, including first-degree murder for the 2023 death of Alexa Bartell, who was killed when a rock smashed through her windshield and struck her in the head. Read more: https://www.9news.com/article/news/crime/verdict-rock-throwing-death-alexa-bartell/73-9240c679-2196-4bc1-8796-ea7632b87e70 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.