Commodity markets traded mixed on October 27, with oil prices edging lower on hopes of a potential resolution to the US-Israeli war on Iran, while gold held near $4,000 an ounce as investors awaited the Federal Reserve’s policy decision this week. Oil prices edged lower on Tuesday as the potential for a resolution in the US-Israeli war on Iran kept supply fears at bay, but Brent stayed close to six-month highs as attacks on Saudi Arabia lowered hopes of immediate stability in the region.