Mike Huckabee is quickly learning about the scrutiny that comes with front-runner status.

FORBES: No Stone Unturned

Mr. Romney regained his front-runner status in Florida in part by questioning Mr. Gingrich's sincerity and stability as a leader.

WSJ: Romney Wins Big in Florida Primary

Neel's appointment prompted the departure of Joe Trippi, the campaign manager credited with bringing Dean from an asterisk in the polls to front-runner status.

CNN: Dean shakes up campaign staff