BANGKOK, Thailand (AFP) — Prime Minister Prayut Chan-O-cha will this week make the first visit by a Thai leader to Saudi Arabia in more than 30 years following decades of diplomatic tension sparked by a jewel theft from a Saudi palace. Thai-born janitor Kriangkrai Techamong stole $20 million worth of precious gems in 1989 from the home of a Saudi prince, triggering a feud between the countries dubbed the “Blue Diamond Affair” that has yet […]