ABC News and Yahoo News will offer live analysis and commentary as the results of the Florida Republican primary roll in. Mitt Romney is the frontrunner in polls and wants to gather momentum after a loss in South Carolina. Newt Gingrich hopes to halt a skid after several poor debate performances. Rick Santorum and Ron Paul have both moved on to campaign in other states.

The first polls close at 7 p.m. ET, and the last polls close at 8 p.m. ET. The winner will pick up the state's 50 delegates.