7-term Incumbent (14 years)	Lincoln Diaz-Balart
Party	Republican
Seeking Re-election?	Most Likely
Candidate Website	House Website Campaign Website
Other Resources	Congresspedia profile on Lincoln Diaz-Balart
District Blog	The Lincoln Observer

Potential Challenger	Frank J. Gonzalez
Party	Ron Paul Independent
Source of Information	Campaign Website
Candidate Website	Campaign Website
Other Resources	Congresspedia Profile on Frank Gonzalez

Challenger	Dean Santoro
Party	Republican
Source of Information	Florida SOS
Candidate Website

Potential Challenger	Raul Martinez
Party	Democratic
Source of Information	The Hill
Candidate Website	Draft Website

Challenger	Richard Allbritton
Party	Democratic
Source of Information	Florida SOS
Candidate Website

Background Information

2006 Election Results (including neighboring Districts 18 & 25)

Candidate	District	Percentage of Republican voters as of 10/10/6	Total votes received	Percentage received	Funds spent as of 11/27/6	Debt as of 11/27/6	Cost per vote
8-term Incumbent Republican Ileana Ros-Lehtinen	18	41.29%	79,631	62.1%	$1,392,330	$0	$17.48
Challenger Democrat David "Big Dave" Patlak	18	41.29%	48,499	37.9%	$70,074 (outspent 20 to 1)	$9,753	$1.44
7-term Incumbent Republican Lincoln Diaz-Balart	21	42.43%	66,784	59.5%	$920,039	$0	$13.78
Challenger Democrat Frank J. Gonzalez	21	42.43%	45,522	40.5%	$15,940 (Outspent 58 to 1!)	$0	$0.35
2-term Incumbent Republican Mario Diaz-Balart	25	39.80%	60,765	58.5%	$664,579	$0	$10.94
Challenger Democrat Michael Hanley Calderin	25	39.80%	43,168	41.5%	$34,945 (Outspent 19 to 1)	$16,163	$0.81

District Map

Sources:
Federal Elections Commission (link)
Florida Department of State: Division of Elections (link)