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Republican presidential candidates (L-R) Donald Trump and Sen. Ted Cruz (R-TX) speak during a commercial break in the Fox Business Network Republican presidential debate at the North Charleston Coliseum and Performing Arts Center on January 14, 2016 in North Charleston, South Carolina.
Republican presidential candidates (L-R) Donald Trump and Sen. Ted Cruz (R-TX) speak during a commercial break in the Fox Business Network Republican presidential debate at the North Charleston Coliseum and Performing Arts Center on January 14, 2016 in North Charleston, South Carolina.

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    GOP unsettled by possible Trump or Cruz nomination

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GOP unsettled by possible Trump or Cruz nomination

Many Republicans are nervous about what a Donald Trump or Ted Cruz presidential nomination could do to their party. CNN's Sara Murray reports.

GOP unsettled by possible Trump or Cruz nomination

Many Republicans are nervous about what a Donald Trump or Ted Cruz presidential nomination could do to their party. CNN's Sara Murray reports.