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Republican presidential candidate Rep. Ron Paul, R-Texas, signs a campaign poster for supporters before he addresses a crowd at the North Dakota caucus Tuesday, March 6, 2012, in Fargo, N.D. (AP Photo/Charles Rex Arbogast)

Ron Paul all but ends campaign

Ron Paul announced May 14 that his campaign will no longer spend money on presidential nominating contests due to lack of funds, effectively ending his campaign for the Republican nomination.