Rep. Jesse Jackson Jr., D-Ill., smiles as he returns to his office in the Rayburn House Office Building, on Capitol Hill after telling reporters he is not a target of the federal investigation of Illinois Gov. Rod Blagojevich, in Washington, Wednesday, Dec. 10, 2008. (AP Photo/J. Scott Applewhite)

Rep. Jesse Jackson, Jr., D-Ill., leaves the podium following his remarks at a news conference on Capitol Hill in Washington, Wednesday, Dec. 10, 2008. Jackson, a 7-term House member and son of a famous civil rights leader, said he is not a target of the federal investigation that led to this week's arrest of Illinois Gov. Rod Blagojevich, that he eagerly and openly sought the Senate appointment, but was not involved "whatsoever in any wrongdoing."(AP Photo/Pablo Martinez Monsivais)

Rep. Jesse Jackson Jr., D-Ill., returns to his office in the Rayburn House Office Building on Capitol Hill after telling reporters he is not a target of the federal investigation of Illinois Gov. Rod Blagojevich, in Washington, Wednesday, Dec. 10, 2008. Wire-tapped conversations indicated that Blagojevich felt that Rep. Jackson could raise campaign money for him in exchange for being appointed to the Senate seat vacated by President-elect Barack Obama. (AP Photo/J. Scott Applewhite)

Rep. Jesse Jackson, Jr., D-Ill., during his news conference on Capitol Hill in Washington, Wednesday, Dec. 10, 2008. Jackson, a 7-term House member and son of a famous civil rights leader, said he is not a target of the federal investigation that led to this week's arrest of Illinois Gov. Rod Blagojevich, that he eagerly and openly sought the Senate appointment, but was not involved "whatsoever in any wrongdoing."(AP Photo/Pablo Martinez Monsivais)

Rep. Jesse Jackson, Jr., D-Ill., during his news conference on Capitol Hill in Washington, Wednesday, Dec. 10, 2008. Jackson, a 7-term House member and son of a famous civil rights leader, said he is not a target of the federal investigation that led to this week's arrest of Illinois Gov. Rod Blagojevich, that he eagerly and openly sought the Senate appointment, but was not involved "whatsoever in any wrongdoing."(AP Photo/Pablo Martinez Monsivais)

Rep. Jesse Jackson, Jr., D-Ill., walks from the podium after a news conference on Capitol Hill in Washington, Wednesday, Dec. 10, 2008. Jackson says he is not a target of the investigation that led this week's arrest of Illinois Gov. Rod Blagojevich. (AP Photo/Pablo Martinez Monsivais)

Rep. Jesse Jackson, Jr., D-Ill., leaves the podium following his remarks at a news conference on Capitol Hill in Washington, Wednesday, Dec. 10, 2008. Jackson, a 7-term House member and son of a famous civil rights leader, said he is not a target of the federal investigation that led to this week's arrest of Illinois Gov. Rod Blagojevich, that he eagerly and openly sought the Senate appointment, but was not involved "whatsoever in any wrongdoing."(AP Photo/Pablo Martinez Monsivais)

In this Monday, Aug. 25, 2008 picture, Rep. Jesse Jackson Jr., D-Ill., speaks at the Democratic National Convention in Denver. A lawyer for Jackson says the congressman is the "Senate Candidate 5" mentioned in the federal corruption complaint against Illinois Gov. Rod Blagojevich. (AP Photo/Ron Edmonds)

In this Monday, Aug. 25, 2008 picture, Rep. Jesse Jackson Jr., D-Ill., speaks at the Democratic National Convention in Denver. A lawyer for Jackson says the congressman is the "Senate Candidate 5" mentioned in the federal corruption complaint against Illinois Gov. Rod Blagojevich. (AP Photo/Ron Edmonds)

In this Jan. 4, 1984 file photo, President Ronald Reagan, left, and Democratic presidential hopeful Jesse Jackson, right, gesture shortly after a White House Rose Garden ceremony honoring Navy Lt. Robert O. Goodman. Jackson was instrumental in securing Goodman's release from Syria after a month in captivity. (AP Photo/Ira Schwarz, File)