PHNOM PENH, June 24, 2016 (Xinhua) -- Cambodian Prime Minister Samdech Techo Hun Sen (R) pays a fine to a traffic police officer in Phnom Penh, Cambodia, June 24, 2016. Cambodian Prime Minister Samdech Techo Hun Sen on Friday paid a fine to traffic police for not wearing a helmet during his motorcycle ride last week in southwestern Koh Kong province. (Xinhua/Phearum)