After South Bend , Indiana mayor Pete Buttigieg became the first openly gay man to announce a run for the 2020 Democratic nomination for President against President Donald Trump , Graham attacked Buttigieg for his homosexuality and marriage to another gay man in April 2019 , tweeting " Mayor Buttigieg says he 's a gay Christian . As a Christian I believe the Bible which defines homosexuality as sin , something to be repentant of , not something to be flaunted , praised or politicized . The Bible says marriage is between a man & a woman — not two men , not two women . " The tweet was one of three in a thread
2020 Democratic nomination for President
2020 Democratic National Convention
Franklin Graham