SULAIMANIYAH, Iraq (AP) - Iran state TV confirmed Saturday that it has detained three Americans who crossed the border from northern Iraq, saying they failed to heed warnings from Iranian guards. Kurdish officials from the self-ruled region in northern Iraq said the three—two men and a woman—were tourists who had mistakenly crossed into Iranian territory Friday while hiking in a mountainous area near the resort town of Ahmed Awaa. "The Iranians said they have arrested them because they entered their land without legal permission," said Qubad Talabani, the Kurdish regional government's envoy to Washington. Iran's state owned Arabic-language al-Alam TV...