First Read: In the final days of campaigning before Tuesday's pivotal Florida primary, Mitt Romney's campaign is leaving no weapon unused against chief rival Newt Gingrich.

First Read: With just three days to go until the Florida primary, Newt Gingrich told reporters Saturday he is in this presidential race for the long haul.

At his first public appearance since aggressively defending himself as "pro-immigration" at last night's final Florida debate, Mitt Romney took to the podium again today to argue that he and the Republican party are firmly in favor of legal immigration.