ABC News’ Chief Washington Correspondent Jonathan Karl reports on new details on the Jan. 6 investigation. Plus, what lies ahead for the Republican field after the crucial caucuses in Iowa. SUBSCRIBE to GMA's YouTube page: https://bit.ly/2Zq0dU5 SIGN UP to get the daily GMA Wake-Up Newsletter: https://gma.abc/2Vzcd5j VISIT GMA's homepage: https://www.goodmorningamerica.com FOLLOW GMA: TikTok: https://tiktok.com/@gma Instagram: https://instagram.com/GoodMorningAmerica Facebook: https://facebook.com/GoodMorningAmerica Twitter: https://twitter.com/gma #news #politics #donaldtrump #gma