Brent crude rose for the first time in three days as violence in Ukraine escalated and unrest continued to curb Libyan supplies. West Texas Intermediate was steady before inventory data. Futures climbed as much as 0.4 percent in London . Ukraine said it will press on with military operations after its forces regained control of Donetsk airport and inflicted “significant” losses on pro-Russian separatists. The U.S. advised its citizens to leave Libya because of clashes between armed groups in the OPEC member nation. U.S. government data tomorrow will probably show crude stockpiles rose last week, according to a Bloomberg News survey. “The unrest in both Libya and Ukraine continues” to support oil prices , Michael Poulsen, an analyst at Global Risk Management Ltd. in Middelfart, Denmark , said by e-mail. Brent for July settlement increased as much as 38 cents to $110.40 a barrel on the London-based ICE Futures […]