Mullin made the remarks during a Friday press conference that followed President Donald Trump's primetime address in which he announced the declassification of documents outlining election integrity failures.
Gov. Henry McMaster, R-S.C., appointed Nordone to finish the late Sen. Lindsey Graham's, R-S.C., term after he died unexpectedly over the weekend. Reports emerged on Friday that she was exploring a bid for a full term in office.