Opponents and supporters of a law that restricts abortion in Texas rallied outside the Texas Capitol in Austin as the bill was debated in July 2013. Eric Gay/AP hide caption

itoggle caption Eric Gay/AP

The Hilltop Women's Reproductive Clinic in El Paso, Texas, is expected to close if a state law is upheld by a federal judge. Juan Carlos Llorca/AP hide caption

itoggle caption Juan Carlos Llorca/AP

A volunteer escort waits outside a clinic that provides abortions in Milwaukee. Wisconsin is one of many states that have passed laws requiring doctors to have hospital privileges if they perform abortions. Dinesh Ramde/AP hide caption

itoggle caption Dinesh Ramde/AP

Texas gubernatorial hopeful and state Sen. Wendy Davis came to prominence when she opposed legislation restricting abortions. The bill eventually became law and is now blamed for the closure of abortion clinics across the state. LM Otero/AP hide caption

itoggle caption LM Otero/AP

Abortion coverage was a key sticking point during the congressional debate on the new health law. Lawmakers eventually agreed to let states decide. Mark Wilson/Getty Images hide caption

itoggle caption Mark Wilson/Getty Images

Archbishop Joseph William Tobin of Indianapolis prays at the United States Conference of Catholic Bishops' annual fall meeting in Baltimore on Nov. 12. Patrick Semansky/AP hide caption

itoggle caption Patrick Semansky/AP

In a hearing Wednesday, Rep. John Shimkus of Illinois questions Health and Human Services Secretary Kathleen Sebelius about which insurance plans offer abortion services. Jonathan Ernst/Reuters/Landov hide caption

itoggle caption Jonathan Ernst/Reuters/Landov