Speculation about who'll be the leading candidates for both the Dems and the GOP will intensify over the next 6 months. I'm picking that McCain and Edwards will be amongst the final few in the lead up to the primaries - both are infinitely preferable to the incumbent.
I'd not heard of Edwards until he pulled out of the Democratic race last time. He looks pretty impressive to me. Here's a link to a couple of recent interviews (in the first, it appears he believes McCain will get the nod from the GOP).
7 hours ago