In her social media post, McCain shared a photo of the funeral program, which read, “In celebration of and in thanksgiving for the life of Lindsey Olin Graham.” Related: Meghan McCain Addresses Family's 'Political Differences and Affiliations' Meghan McCain asserts that there’s no bad blood with her relatives even if they sit across the political aisle from one another. Like many relationships in life, mine with Lindsey was complex in later years,” she wrote via X on July 12. Related: South Carolina Senator Lindsey Graham's Preliminary Cause of Death Revealed Authorities have determined a preliminary cause of death for former Senator Lindsey Graham, according to a new statement. “Nothing of significance happened anywhere in the world without Lindsey Graham having a view on it, and no bill became law in the most exceptional republic in human history without Lindsey Graham having a say in it.”