Marriage Metaphors, with Rick Santorum

Rick Santorum is clearly no fan of marriage equality, and he is making sure to educate others about this topic. The former Pennsylvania senator started by linking marriage equality to incest, and he's been on a roll ever since. As Santorum climbs aboard the Values Bus this week in conjunction with the National Organization for Marriage, Family Research Council Action’s Faith Family Freedom Fund, and the Susan B. Anthony List to rally conservative voters, we take a look at some of his more provocative comparisons concerning marriage equality and gay rights.