Alaska Airlines has resumed operations following an undisclosed technical error affecting its entire system for approximately three hours, the company announced. The carrier experienced an “IT outage that resulted in a temporary, system-wide ground stop for Alaska Airlines and Horizon Air flights" around 8 p.m. Pacific time Sunday. The stop was lifted at 11 p.m., the Seattle-based company said in a social media post. Read more at: https://www.9news.com/article/travel/alaska-airlines-resumes-operations-tech-outage-grounds-all-flights/287-ee0c8b17-d55e-4344-97d3-3e9d2aa9dd91 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.