Fox News contributor Joe Concha joined 'Fox & Friends First' to discuss Secretary Rubio's clashes with Democrats during a hearing on Capitol Hill, Secretary Mullin's fiery hearing and more. #foxnews Don’t just watch Fox News—be part of it. Become a Fox News Patriot today. https://youtube.com/foxnews/join Subscribe to Fox News: https://bit.ly/2vBUvAS Watch more Fox News Video: http://video.foxnews.com Watch Fox News Channel Live: http://www.foxnewsgo.com/ Download the Fox News app: https://