The first concerns the role of the so-called "superdelegates"; the second (which strikes me as a lot more potentially disastrous and difficult to resolve) is the question of what do about the delegates from Michigan and Florida.
I have some thoughts of my own about that second problem, which I may share soon. Meanwhile, here's a video from Talking Points Memo that offers a good round-up of the dilemmas involved:
TPM-TV: Deep Doo-Doo-OverAnd by the way: Amidst all the serious controversies, genuine complexities, and rhetorical posturings flying around in this video, what George Will says here cuts right to the heart of the problem. The question is how to solve it
--Jeff Weintraub