In this photo taken, July 26, 2013, Chea Sim President ruling of of Cambodian People's Party Chea Sim and Senate President, is seen at the final campaign for the July 28 general election, in Phnom Penh, Cambodia. Chea Sim a key Cambodian political figure after the fall of the brutal Khmer Rouge regime and an ally of Prime Minister Hun Sen, has died at age 82, the head of his bodyguard unit says. He had been in ill health for many years and hospitalized in recent months. (AP Photo/Heng Sinith)