HONG KONG, China (AFP) — Oil prices extended gains Monday as rising US-Iran tensions fuelled supply concerns, while Asian equity traders moved cautiously ahead of a crunch meeting between Donald Trump and Xi Jinping this week. Both main crude contracts are up almost 10 percent since Tehran last week shot down a US “spy drone” for breaching its airspace, ratcheting up fears of a conflict between the old foes. At the weekend Trump said he […]