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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Edith Windsor is mobbed by journalists and supporters as she leaves the Supreme Court on March 27, when the court heard oral arguments in the case that challenged the constitutionality of the Defense of Marriage Act. Chip Somodevilla/Getty Images hide caption

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Abigail Noel Fisher, who challenged a racial component to University of Texas at Austin's admissions policy, speaks to the media outside the U.S. Supreme Court building during oral in the case in October. Mark Wilson/Getty Images hide caption

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Election Day volunteer Vicki Groff places a sign to direct voters to a polling station at Kenilworth School in Phoenix in 2012. Jonathan Gibby/Getty Images hide caption

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The Supreme Court has ruled that the FTC can challenge arrangements between makers of generic drugs and makers of brand-name products such as AndroGel, seen here on a computer monitor screen. Reed Saxon/AP hide caption

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Mexican American Legal Defense and Education Fund Director of Litigation Nina Perales (from left), MALDEF lawyer Luis Figueroa, Georgetown University law professor Jon Greenbaum and San Carlos Apache Tribal Chairman Terry Rambler talk with reporters outside the U.S. Supreme Court after attending oral arguments in Arizona v. Inter Tribal Council et al. in March. Chip Somodevilla/Getty Images hide caption

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Medical geneticist Dr. Harry Ostrer (center) talks to the press outside the U.S. Supreme Court on Monday. The court heard oral arguments on the highly charged question of whether human genes can be patented. Mladen Antonov/AFP/Getty Images hide caption

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More than two dozen people bundled up to camp out before the U.S. Supreme Court for a seat to watch oral arguments in a same-sex marriage case on Tuesday. Elise Hu/NPR hide caption

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