Former state legislator Jaime Harrison is challenging GOP Sen. Lindsey Graham.<br />He is hoping to take Lindsey Graham's spot for US Senate in South Carolina.<br />Graham is one of the most high-profile Republican Senators and a vocal supporter of Trump.<br />Graham is seeking a fourth term to office in 2020, according to Business Insider.<br />Harrison is putting up a formidable fight in deep-red South Carolina, narrowly outpacing Graham.<br />Harrison is doing better than Graham in fundraising and ties Graham in recent polls.
