The general consensus: Last week's GOP presidential debate on CNBC was a disaster, but it has led to a lot of discussion over what sort of format and approach upcoming debates should take. Newton Minow, who has been called the father of televised presidential debates, joins our discussion.

Eleven GOP presidential hopefuls will meet for a second prime-time cable news debate Wednesday. Donald Trump still leads the polling but retired neurosurgeon Ben Carson’s numbers have surged as has the profile of former Hewlett Packard CEO Carly Fiorina. We discuss what to expect from tomorrow night’s debate.