While public opinion polls have shifted in the direction of support for same-sex marriage, every time the issue of legalization is put up for a vote in individual states it gets rejected. Another candidate for president who supports same-sex marriage other than Barack Obama is Libertarian Party candidate Gary Johnson, who joined ‘Wilkow!’ Wednesday.

Johnson argues same-sex marriage should be supported federally by the 14th amendment, where in not being able to marry now denies gay-Americans equal protection of the law. Watch a clip below from the show where Wilkow, Johnson, S.E. Cupp and Will Cain debate the various constitutional angles of the issue: