Protesters gather outside the Houses of Parliament in central London on June 3, 2013, in support of same-sex marriage.  A "wrecking amendment" aimed at derailing the government's same-sex marriage bill, which was passed in the Commons despite the opposition of 133 Tory MPs, is being debated in the House of Lords.  AFP PHOTO/Leon Neal        (Photo credit should read LEON NEAL/AFP/Getty Images)