Riot police guard gay rights activists who were beaten by anti-gay protesters during an authorized gay rights rally in St. Petersburg, Russia, on Saturday. While a march there was allowed to go ahead, gay rights activists in Moscow turned to the Web on Sunday to celebrate gay pride. Dmitry Lovetsky/AP hide caption

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Kris Perry, left, kisses Sandy Stier as they are married at City Hall in San Francisco Friday. The two got their marriage license after a federal appeals court cleared the way for California counties to resume issuing marriage licenses to same-sex couples. Jeff Chiu/AP hide caption

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Plaintiff Edith Windsor of New York waves to supporters in front of the Supreme Court in Washington after the court heard arguments on her Defense of Marriage Act case. Carolyn Kaster/AP hide caption

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Gay rights activist Vin Testa of DC waves a flag outside the U.S. Supreme Court building on Tuesday in Washington, DC. Win McNamee/Getty Images hide caption

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Thousands of supporters of the anti-gay marriage movement "La Manif Pour Tous" (Demonstration for all) wave flags as they gather at the Invalides square in Paris on Sunday. Eric Feferberg/AFP/Getty Images hide caption

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Robyn Brown, Meri Brown, Kody Brown, Christine Brown and Janelle Brown from "Sister Wives" arrive at the grand opening of Mike Tyson's one-man show at the MGM Grand Hotel/Casino in Las Vegas, Nevada. Ethan Miller/Getty Images hide caption

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Demonstrators gathered again outside the Supreme Court Wednesday as the time approached for another case to be heard about issues related to same-sex marriage. Chip Somodevilla/Getty Images hide caption

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The line was long Tuesday outside the Supreme Court in Washington, D.C., as spectators came to hear the oral arguments about California's Proposition 8. Jonathan Ernst /Reuters /Landov hide caption

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