MSNBC's Chris Hayes flirted with the idea of coming to CPAC, scheduled for next month. But on his show Saturday, explained that he's most likely turning down the invitation as long as GOProud, a gay conservative group banned from sponsoring the conference since 2011, is still excluded. As we noted last week, the "Up with Chris Hayes" host was the singular liberal tapped to appear on a panel discussing the 2012 election outcome.