Why Are More Evangelicals Supporting Gay Marriage?By Brandon Showalter, Opinion writer and social commentator CommentAlex McFarland, c-author of Abandoned Faith: Why Millennials Are Walking Away And How You Can Lead Them Home | (Photo: Screengrab, AlexMcFarland.com)Follow Brandon Showalter on Twitter: @BrandonMShow Follow Brandon Showalter on Facebook: @BrandonMShow