LIVEBLOG: Romney wins Florida; Gingrich pledges to fight on

The frontrunner attacks Obama while challenger says \"46 states to go\"

Published February 1, 2012 12:00AM (EST)

 Romney calls for victory  (Reuters)
Romney calls for victory (Reuters)

By Salon Staff

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2012 Elections Editor's Picks Mitt Romney Newt Gingrich Rick Santorum