John Edwards

Democratic presidential hopeful Sen. John Edwards, D-N.C. speaks during a presidential forum on health care coverage, Saturday, March 24, 2007, in Las Vegas. Presidential candidates Sen. Hillary Rodham Clinton, D-N.Y., Sen. Barack Obama, D-Ill., former Alaska Sen. Mike Gravel, Rep. Dennis Kucinich, D-Ohio, New Mexico Gov. Bill Richardson, and Sen. Christopher Dodd, D-Conn., also attended the forum.

Democratic Presidential hopeful John Edwards and his wife Elizabeth share a moment as they discuss Elizabeth's recurrence of cancer during a news conference in Chapel Hill, N.C., Thursday, March 22, 2007. Edwards will continue his campaign for the presidency.

Democratic presidential hopeful John Edwards talks with potential supporters after announcing his national energy plan at the Biomass Energy Conversion Center, Tuesday, March 20, 2007, in Nevada, Iowa.

Democratic presidential hopeful John Edwards speaks to a crowd at Swinton Auditiorium at Benedict College in Columbia, S.C., Monday, March 19, 2007.

Democratic presidential hopeful John Edwards pauses while speaking at the New Hampshire Institute of Politics at Saint Anselm College in Manchester, N.H., Thursday, March 15, 2007.

Democratic presidential hopeful John Edwards speaks to the media Feb. 27, 2007, after making remarks on poverty and the working poor at a meeting of the Community Service Society and Local 32 BJ, the Service Employees International Union in New York.

Former Sen. John Edwards speaks after announcing his presidential candidacy, while children who have been working to rebuild New Orleans with Edward's group One Corps stand behind him, Dec. 28, 2006, in the 9th Ward neighborhood of New Orleans.

Edwards' Latest Project — AP Photo/Stephan Savoia

Former Sen. John Edwards, D-N.C., is handed a copy of his book "Home" during a book signing at the Harvard Bookseller in Cambridge, Mass., Monday, Nov. 27, 2006.

Sen. John Kerry, right, hugs his running mate Sen. John Edwards before beginning his concession speech in Boston's Faneuil Hall, following their loss in the presidential election, Wednesday, Nov. 3, 2004.

Vice President Dick Cheney, left, reaches to shake hands with Democratic vice presidential candidate John Edwards at the conclusion of their debate Tuesday, Oct. 5, 2004, at Case Western Reserve University in Cleveland.

Sen. John Edwards, D-N.C., with his children, Emma Claire, 5, right, holding wife Elizabeth's hand, and Jack, 3, left, leave for a trip to Pittsburgh, Tuesday, July 6, 2004, from Washington after presidential candidate John Kerry chose Edwards as his running mate.

John Edwards as a member of the North Moore High School Mustangs varsity football team during his senior year in 1970.