Oil prices climbed for the first time in three days on Wednesday, rising around 1 percent ahead of the start of U.S. sanctions against Iran next week and as stock markets clawed back some of the losses they racked up this month. Brent crude futures had gained 83 cents, or 1.1 percent, to $76.74 a barrel by 0746 GMT. They fell 1.8 percent on Tuesday, at one point touching their lowest since Aug. 24 at$75.09 a barrel. U.S. West Texas Intermediate (WTI) crude futures advanced 55 cents, or 0.9 percent, to $66.73 a barrel on Wednesday. They dropped 1.3 percent the day before, after hitting their lowest since Aug. 17 at $65.33 a barrel. Traders said oil received some support from […]