The fourth Republican debate ahead of the 2016 presidential election is scheduled to kick off Tuesday evening at 9 p.m. Eastern. Fox Business Network and the Wall Street Journal will co-host the debate, which will take place at the Milwaukee Theatre in Milwaukee. On the bill of moderators alongside Fox Business Network host Maria Bartiromo and Fox News' head business correspondent Neil Cavuto is Gerard Baker, editor-in-chief of the Wall Street Journal. Here's everything to know about Baker ahead of the debate: Appointed editor-in-chief of the Wall Street Journal in 2013, Baker has had a long, distinguished career as a...