SINGAPORE: Oil prices fell for a fourth day on Thursday on expectations the losses US President Donald Trump’s Republican Party suffered in Congressional elections this week may reduce the risk of further escalation of the US-Israeli war on Iran. Brent futures fell 80 cents, or 0.85 percent to $93.82 a barrel as of 07:26 a.m. Saudi time, while US West Texas Intermediate crude futures were down $1.2, or 1.36 percent, to $86.92. Both benchmarks tumbled by more than 8 percent in the previous sess