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Republican presidential candidate Sen. Marco Rubio (R-FL) speaks to guests at a town hall syle meeting on January 29, 2016 in Dubuque, Iowa.
Republican presidential candidate Sen. Marco Rubio (R-FL) speaks to guests at a town hall syle meeting on January 29, 2016 in Dubuque, Iowa.

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    Marco Rubio's Iowa strategy

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Marco Rubio's Iowa strategy

CNN's Manu Raju reports on Republican presidential candidate Marco Rubio's strategy in Iowa just days away from the Iowa caucus.

Marco Rubio's Iowa strategy

CNN's Manu Raju reports on Republican presidential candidate Marco Rubio's strategy in Iowa just days away from the Iowa caucus.