navy s.e.a.l. did not make it out alive. >> terrible story. to find out more on how to help those devastated by the tornados, go to cnn.com/impact. you'll find all the organizations and ways you can help those in need. once the wonder boy of politics, john edwards may soon face federal criminal charges. this case is tied directly with edward's affair with rielle hunter. a federal grand jury in north carolina has been investigating payments the supporters made to hunter. sours close to the investigation tell cnn that the justice department has cleared the way to charge the former senator and presidential candidate. i want to bring you joe johns who is following this case closely for us. it to retrace the trail here. give us the reader's digest version, if you will, of how edwards got here?