He is a Democratic senator from Ohio and so far hasn't endorsed either candidate, joins us now to talk about this.

NPR: Candidates Aggressively Court Superdelegates

For our money, the winner of the 2012 election won't be the one who makes a stronger argument for egalitarianism over liberty or liberty over egalitarianism, but the candidate who joins the two, persuading voters he is best equipped to lift floors as well as ceilings, ensuring every American has an honest shot in life.

CNN: 2012 winner must unite America on ideals

For his part, Jose Serra, the government candidate, whom polls place second, joins in the attacks on American protectionism while insisting he is best-placed to negotiate it away.

ECONOMIST: Trade in the Americas