Article Photos: Supreme Court rulings could affect Oklahoma ban on gay marriage 1/2

With the Capitol in the background, supporters of gay marriage carry signs in front of the Supreme Court in Washington, Wednesday, March 27, 2013, before the court heard arguments on the Defense of Marriage Act (DOMA). In the second of back-to-back gay marriage case, the Supreme Court is turning to a constitutional challenge to the law that prevents legally married gay Americans from collecting federal benefits generally available to straight married couples. (AP Photo/Carolyn Kaster)