UnitedHealth Group's CEO said people in the company were struggling to make sense of the killing, as well as the vitriol and threats directed at colleagues. https://www.kare11.com/article/news/nation-world/unitedhealthcare-ceo-killed-tried-to-improve-patchwork-system-exec-says/507-9a4d4f88-50f8-40ac-b905-c84085ee31ad Welcome to the KARE 11 News YouTube channel. Subscribe to our channel for compelling and dramatic storytelling, award-winning investigations, breaking news and information you can use. Text your photos, videos and news tips to 763-797-7215. » Subscribe to KARE 11 on YouTube: https://www.youtube.com/user/KARE11?sub_confirmation=1 » Watch more KARE 11 video: https://www.youtube.com/@kare11/videos » Visit KARE11.com: http://www.kare11.com/ » Download our app! https://www.kare11.com/app » Get KARE 11+ for Roku & Fire TV: https://www.kare11.com/roku » Find KARE 11 on Facebook: https://www.facebook.com/KARE11/ » Follow KARE 11 on Twitter: https://twitter.com/kare11 » Follow KARE 11 on Instagram: https://www.instagram.com/kare11/