Phnom Penh (FN), Apr. 5 – Cambodian prime minister Hun and a high-level delegation arrived in Cambodia safe after concluding his mission to attend the Fourth Summit of the Mekong River Commission (MRC) under the theme "Innovation and Cooperation for a Water Secure and Sustainable Mekong" which was held on 5 April 2023 in Vientiane, Lao People's Democratic Republic.