Police are still searching for the killer of four college students in Moscow, Idaho, as more details of the investigation emerge. READ MORE: https://abcn.ws/3GYiAEI SUBSCRIBE: https://bit.ly/2Zq0dU5 SIGN UP to get the daily GMA Wake-Up Newsletter: https://gma.abc/2Vzcd5j VISIT GMA: https://www.goodmorningamerica.com FOLLOW: TikTok: https://tiktok.com/@gma Instagram: https://instagram.com/GoodMorningAmerica Facebook: https://facebook.com/GoodMorningAmerica Twitter: https://twitter.com/gma WATCH: https://abc.go.com/shows/good-morning-america https://hulu.tv/2YnifT #gma #universityofidaho #idaho #murder