TAMPA, FL - MARCH 14: Republican presidential candidate Donald Trump speaks to supporters during a town hall meeting on March 14, 2016 at the Tampa Convention Center in Tampa , Florida. Trump is campaigning ahead of the Florida primary on March 15. (Photo by Brian Blanco/Getty Images)
Conservatives plot to deny Trump the nomination
Anti-Trump conservatives called for a unity ticket and a convention fight to stop Republican front-runner Donald Trump. CNN's Sunlen Serfaty reports.
02:25 - Source: CNN
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TAMPA, FL - MARCH 14: Republican presidential candidate Donald Trump speaks to supporters during a town hall meeting on March 14, 2016 at the Tampa Convention Center in Tampa , Florida. Trump is campaigning ahead of the Florida primary on March 15. (Photo by Brian Blanco/Getty Images)
Conservatives plot to deny Trump the nomination
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