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rubio supporting gop nominee carroll sot nr_00011913
rubio supporting gop nominee carroll sot nr_00011913

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    Rubio: 'I'll support nominee, but it's getting harder'

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Rubio: 'I'll support nominee, but it's getting harder'

Presidential candidate Marco Rubio said he will support the eventual GOP nominee for president, but it's getting harder. CNN's Jason Carroll reports.

Rubio: 'I'll support nominee, but it's getting harder'

Presidential candidate Marco Rubio said he will support the eventual GOP nominee for president, but it's getting harder. CNN's Jason Carroll reports.