NewsInvestigations Gingrich: Hunter Biden will be put under oath sooner or later By THE THINKING CONSERVATIVE - October 28, 2019 Share Facebook Twitter Pinterest WhatsApp Linkedin ReddIt Email Print Tumblr Telegram Mix VK Digg LINE Viber Naver Fox News contributor Newt Gingrich on the impeachment inquiry and Biden Ukraine controversy. Watch the latest video at foxnews.com