Headline: Mark Sanford Is the Biggest Republican Threat to TrumpPublication Date: Monday, September 9, 2019Primary Source: New York TimesNon-Cato Author: Liz MairType: op-edFormat: Newspaper (Print)Nature of Mention: citedScholar: CatoResearch Area: Government and PoliticsSubjects: Mark Sanford's presidential primary campaignAttached Files: Cato_nyt_sanford.pdf