West Texas Intermediate advanced for a third day, the longest rising streak in more than three weeks, after an industry report showed crude stockpiles fell at the biggest U.S. oil-storage hub. Brent gained as an ambush of Ukrainian government troops fanned tension with Russia . Futures climbed as much as 0.5 percent in New York. Crude inventories at Cushing, the delivery point for WTI, shrank by 590,000 barrels last week, the American Petroleum Institute said yesterday. Supplies nationwide were probably unchanged at 397.6 million, near a record high, a Bloomberg News survey showed before Energy Information Administration data today. Ukraine is fighting an “undeclared war” with Russia, according to Acting Defense Minister Mykhaylo Koval. “Prices have gained momentum from reports showing a draw-down in Cushing inventories,” Amrita Sen, chief oil market strategist at Energy Aspects Ltd., a research company in London, said by e-mail. The declines are “taking Cushing […]