Crude-oil prices on Tuesday retreated from the highs posted in the previous session, as the market reassessed the risks to supply arising from the crisis in Ukraine. April Brent crude on London’s ICE Futures exchange fell $1.36 to $109.84 a barrel, having traded above $112 a barrel for a time Monday. On the New York Mercantile Exchange, light, sweet crude futures for delivery in April fell $1.10 to $103.82 a barrel, having traded above $105 a barrel the prior session for the first time since September. Prices will continue to move on headlines from Ukraine, where Russian troops have been deployed in the Crimea region. Talk of sanctions against Russia, the world’s largest oil-producing nation, roiled the markets on Monday. Some 6 million barrels of oil are shipped to Europe from Russia each day. Tamas Varga, of oil brokerage PVM, said the price drawback suggests either that the risk […]