I can't tell from this post whether MSNBC has already decided to use Republican pollster and strategist Frank Luntz as its presidential debate focus group pollster or not. But if they are it truly defies comprehension.
See the links Atrios provides here
See this post
too for evidence of Luntz's track record.
Perhaps MSNBC will even things up by having James Carville serve as anchor for the evening's coverage.