Oil prices hover near $90 a barrel and gold hits two-month high as Trump makes new demands on Iran – as it happened

US president demands compensation for damage incurred by US, complicating standoff with TehranOil prices have see-sawed: Brent crude jumped more than 2% to just over $90 a barrel, the highest level since 31 July, but has now dipped 0.3% to $87.53 a barrel.