Supporters Some supporters, who may have also contributed to other candidates, include: John Tyson, CEO and chair of Tyson Foods Donated $2,300 Jim Lindsey, former NFL player, head of an Arkansas real estate firm Donated $2,300 Warren Stephens, CEO and chair of Stephens investment bank Donated $2,300 Steven Reinemund, executive chairman of Pepsi Donated $2,300 American Trucking Association, trade group Hosted a March 29, 2007, Washington fundraiser for Huckabee Scott Ford, president and CEO of Alltel Donated $2,300 * Money figures are according to FEC

Advisers Some of the top and notable advisers, according to the campaigns and/or media reports. John "Chip" Saltsman, campaign manager Senior political advisor for former Sen. Bill Frist's VOLPAC, chairman of the Tennessee Republican Party. Kirsten A. Fedewa, communications consultant Communications director and press secretary to the National Republican Governors Association, vice press secretary for the National Republican Congressional Committee, owns communications/strategy firm. Alice Stewart, press secretary Huckabee's gubernatorial press secretary, weekend anchor and reporter for KARK-TV in Little Rock, worked at several television stations in the South. J. French Hill, finance chairman Chairman and CEO of Delta Trust & Banking Corp. and a director of Delta Trust & Bank. Served as a special assistant to President George H.W. Bush for economic policy. Eric Woolson, Iowa consultant President and CEO of the media and government relations firm The Concept Works, communications director on then-Gov. George W. Bush's Iowa caucus campaign, communications director for Gov. Terry Branstad. Dick Dresner, political consultant Principle in the GOP consulting firm Dresner, Wickers & Associates, clients include former California Gov. Pete Wilson, Vermont Sen. Jim Jeffords, Minn. Sen. Norm Coleman, Nebraska Gov. Mike Johanns as well as Russian President Boris Yelstin, New York Democratic Sen. Daniel Patrick Moynihan and then-Arkansas Gov. Bill Clinton. Gov. Mike Rounds, chairman of the National Steering Committee South Dakota's governor since 2003

• Delegate counts represent CNN's most recent estimate for each candidate. For Democrats, the figures include pledged delegates and superdelegates. For Republicans, the figures include pledged delegates and unpledged RNC member delegates. There are currently 4,234 total delegates to the Democratic National Convention, including 3,409 pledged delegates and 825 superdelegates. The total number of delegate votes needed to win the nomination is 2,118. There are currently 2,380 total delegates to the Republican National Convention, including 1,917 pledged delegates and 463 unpledged delegates. The total number of delegate votes needed to win the nomination is 1,191. More about the delegate selection process
• Needed to Win: This refers to the total number of delegate votes needed by a candidate to win the party's nomination.
• States won: This refers to CNN's projected winner for each race until a final result has been determined. How CNN projects winners