Well before the Supreme Court’s rulings, many conservative Christians said they saw the writing - or the poll numbers - on the wall. Survey after survey shows increasing support for same-sex marriage, especially among young Americans. That includes many religious believers. Most Catholics and mainline Protestants, not to mention many Jews, support same-sex relationships, according to surveys. The bells of Washington National Cathedral pealed in celebration on Thursday. Even among those who oppose gay marriage, many think it’s a losing battle.