Couples kiss during the Athens gay pride parade last June. Last month, activists organized a "kiss-in" during a church service run by a Greek Orthodox bishop who has threatened to excommunicate politicians supporting same-sex unions. Louisa Gouliamaki/AFP/Getty Images hide caption

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Couples Cleopatra De Leon and Nicole Dimetman and Victor Holmes and Mark Phariss speak with reporters outside the U.S. Federal Courthouse in San Antonio earlier this month. The judge in their case ruled Texas' ban on gay marriage unconstitutional Wednesday. Eric Gay/AP hide caption

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Virginia Attorney General Mark Herring says Virginia will no longer defend its constitutional ban on gay marriage. Steve Helber/AP hide caption

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Chris Serrano, left, and Clifton Webb kiss after being married, as people wait in line to get licenses outside of the marriage division of the Salt Lake County Clerk's Office in Salt Lake City on Friday. Kim Raff/AP hide caption

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Derek Kitchen (left) and his partner, Moudi Sbeity, talk with the media outside Frank E. Moss United States Courthouse earlier this month, where a challenge to Utah's same-sex marriage ban by three gay couples was decided on Friday. Rick Bowmer/AP hide caption

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Accompanied by his wife Brigitte, right, Rev. Frank Schaefer of Lebanon, Pa., departs Thursday after meeting with officials at the Eastern Pennsylvania Conference of the United Methodist Church in Norristown, Pa. Matt Rourke/AP hide caption

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Saralyn Morales (center left) and Isajah Morales walk down the aisle at the Sheraton Waikiki in Honolulu shortly after Hawaii's new gay marriage law took effect Monday. Marco Garcia/AP hide caption

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