With Ted Cruz's win in Wisconsin last night, is a contested convention all but certain? Joining us to discuss this is Juan Williams. Juan is co-host of the daily news show “The Five” on Fox News, and a columnist for The Hill. He is also author of the new book, "We the People: The Modern-Day Figures Who Have Reshaped and Affirmed the Founding Fathers' Vision of America." Trending Today USA 04-06-16 Part 2.