Indiana's Limited LGBT Protections Under Fire By Lawsuit | ThinkProgress

Specifically, the groups accuse the “fix” of engaging in “viewpoint discrimination” against those with the “traditional biblical view of marriage and human sexuality (which requires that sexual relations occur only within a biblical marriage between one man and one woman).” It favors “religious traditions that have no objection to same-sex marriage… over those religious traditions that oppose same-sex marriage.” In fact, it “discriminated” against that latter group, the suit claims.
http://thinkprogress.org/lgbt/2015/12/12/3731174/indiana-rfra-lawsuit/