(CNN) -- A hard-line Iranian newspaper has called the French first lady a "prostitute" and recommended she be put to death for supporting a woman sentenced to death by stoning in Iran for adultery. Under the headline "French prostitutes enter the human rights uproar," the Kayhan daily newspaper referred Saturday to Carla Bruni-Sarkozy as a "prostitute" after she released an open letter in support of Sakineh Ashtiani, 43, a mother of two whose case has drawn international attention. Kayhan, a newspaper headed by a representative of Supreme Leader Ayatollah Ali Khamenei, reiterated those statements Tuesday, writing that, "this woman with...