COLLINS: Quickly on this developing story. Drew Peterson, an update here now. As we mentioned, he was in court today. It was an arraignment. And he did formally enter a "not guilty" plea. This is in the death of his third wife, an alleged drowning death. So, once again, Drew Peterson formally entering a "not guilty" plea in court in Illinois. Prosecutors are also bringing about the idea of possibly getting a new judge in this case. So, we will stay on top of the Drew Peterson case for you, of course, here on CNN. Time now to spotlight the Class of '09 and what may be one of its youngest graduates. Thirteen-year-old Caleb Kumar is graduating from a community college near Minneapolis. The math whiz first enrolled in classes at the tender age of 9.</s>CALEB KUMAR, 13-YEAR-OLD COLLEGE GRADUATE: At first, I got a lot of confused glares and stares. And so, I just -- I don't know, I just sort of went with it. And right now, people don't really mind me anymore. It's just, people that really accept me and talk to me as an equal. So, that makes you feel a lot better.</s>UNIDENTIFIED FEMALE: Well, he's ten years younger than me, so I think it's pretty fantastic.</s>COLLINS: You may be surprised by Caleb's next plans, eighth- grade finals next week and high school classes in the fall. His mom says she wants him to enjoy his childhood and not rush into a four- year college at 9. I'm Heidi Collins. Issue number one, the economy. Where do we stand? An update from the president's chief money man, that's coming up next as CNN NEWSROOM continues with Tony Harris.
Drew Peterson Enters "Not Guilty" Plea