SINGAPORE, Singapore (AFP) — Oil prices tumbled more than one percent on Wednesday in Asia, extending the previous day’s sharp falls after the International Energy Agency warned of weakening demand. A recent rally had sent the commodity to two-year highs, fuelled by hopes producers will extend output cuts well into 2018 as well as escalating tensions between crude giants Saudi Arabia and Iran. But the Paris-based IAE said in a monthly report that it had […]