Kate Perelman of Silver Spring, Md., left, with Americans United for Separation of Church and State, holds a sign saying "Notorious IUD" as a play on words with the nickname for Supreme Court Justice Ruth Bader Ginsburg, as she, and others, rally in support of birth control access regardless of employer, Wednesday, March 23, 2016, outside the Supreme Court in Washington. The Supreme Court is taking up a challenge from faith-based groups that object to an Obama administration effort to ensure their employees and students can get cost-free birth control. (AP Photo/Jacquelyn Martin)