Edwards on a Roll

I admit I do not know much about who will win the Dem nomination in 2008 but Edwards certainly has been on a roll lately. I am sure his announcement in New Orleans gave him a boost but he already has name recognition, charasmatic/good-looking, and an early start. I saw a recent Investor's Business Daily poll that surprisingly had Edwards giving the GOP the toughest challenge (I will post it if I can find it). I personally think he has a good chance. Here is his chart: