Former Florida governor Jeb Bush -- brother and son to two US presidents -- has dropped out of the White House race, ending a campaign that never really took off despite major donor backing and his name recognition.
"Tonight, I am suspending my campaign," Bush said after a disappointing showing in South Carolina's Republican primary, appearing to fight back tears.
"I'm proud of the campaign that we have run to unify our country."
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In the Iowa caucuses on February 1, he finished a disappointing sixth place. He did not fare much better in New Hampshire a week later, finishing in fourth place.