Former U.N. Ambassador John Bolton, a possible 2016 Republican contender, tells The Hill he would vote for Sen. Rand Paul (R-Ky.) if he is the presidential nominee.

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"I would grit my teeth and vote for him against Hillary Clinton," the defense hawk said in an on-camera interview Thursday at the Conservative Political Action Conference.

Bolton says that he is "considering" a run for the White House but does not have a timetable for when he will decide.