The resignation of an aide to the Prime Minister on suspicion of having a vested interest in the government’s lottery quota system should not be the end of what is now a very public — yet still alleged — scandal. Since the controversy involved his own assistant, someone publicly seen as his trusted aide and avid defender, Prime Minister Gen Prayut Chan-o-cha should ensure the authorities get to the bottom of what occurred. While Seksakol Atthawong tendered his resignation as vice minister of the Prime Minister’s Office on Monday, it was a show of responsibility that came a little late. It has …