Sen. Marco Rubio said a national emergency declaration by President Donald Trump over border security could hurt Republicans in the future. Rubio said Congressional Republicans "have to be careful about endorsing broad uses of executive power." The Florida lawmaker warned that a declaration on border security now could set a precedent that, in the future, might embolden a Democratic president to declare a national emergency over other issues like climate change. Florida is one of the most flood-prone states in the country due to climate change.

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