WASHINGTON -- Republican Sen. Lindsey Graham has ended his 2016 presidential campaign.
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The South Carolina senator posted a video Monday, saying he was suspending his campaign.
He said he had run "a campaign we can be proud of" that was focused on the nation's security.
FILE: Republican presidential candidate, Sen. Lindsey Graham, R-S.C., speaks at the Iowa GOP's Growth and Opportunity Party at the Iowa state fair grounds in Des Moines, Iowa. (AP)