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

itoggle caption Carolyn Kaster/AP

President Obama is officially sworn in Sunday by Chief Justice John Roberts in the Blue Room of the White House. Next to Obama are first lady Michelle Obama, holding the Robinson Family Bible, and their daughters, Malia and Sasha. Larry Downing/AP hide caption

itoggle caption Larry Downing/AP