This picture taken on April 21 shows Treenuch Thienthong (R), education minister and local candidate in the upcoming general election, arriving for a Palang Pracharath Party campaign rally in the Thai province of Sa Kaeo. - Politics is a family affair for the Thienthong clan, one of Thailand's most enduring political dynasties, with five members running in next month's general election, for two different parties. - Pic: AFP