Doctors Susan Robinson, left, and LeRoy Carhart from the documentary "After Tiller" pose for a portrait during the 2013 Sundance Film Festival at the Fender Music Lodge, on Friday, Jan. 18, 2013 in ... more 

Doctors Susan Robinson, left, and LeRoy Carhart from the documentary "After Tiller" pose for a portrait during the 2013 Sundance Film Festival at the Fender Music Lodge, on Friday, Jan. 18, 2013 in Park City, Utah. (Photo by Victoria Will/Invision/AP Images) less