Thailand’s junta-appointed legislature, stacked with military men, will today start impeachment hearings against former Prime Minister Yingluck Shinawatra for her part in the nation’s loss-making rice purchasing program. Yingluck, who was removed from office on abuse of power charges just weeks before the military staged a coup last May, is expected to defend herself when she appears today at the hearing. Yingluck has said her government’s policy of buying rice from farmers at above-market prices was a subsidy meant to boost rural incomes, while anti-corruption officials say she was negligent for not stemming losses and…