FILE - In this Oct. 26, 2010 file photo, a worker rides a bicycle in front of the reactor building of the Bushehr nuclear power plant, just outside the southern city of Bushehr, Iran. A report by Iran's official news agency quotes the country's nuclear chief, Ali Akbar Salehi, saying the Islamic Republic needs more nuclear power plants, just after it struck a deal regarding its contested nuclear program with world powers. Salehi said Iran is in serious talks with several countries including Russia to build four more nuclear power plants.(AP Photo/Mehr News Agency, Majid Asgaripour, File)