Iran's President Mahmoud Ahmadinejad visits Isfahan Uranium Conversion Facility (UCF)

Iranian technicians work inside Fuel Manufacturing Plant (FMP)'s building at Isfahan Uranium Conversion Facility (UCF) during a ceremony for Iran's national nuclear technology day just outside the city of Isfahan, 410 kilometers (255 miles) south of Tehran, Iran on April 9, 2009. (UPI Photo/Mohammad Kheirkhah)