Ukraine's Energy ChallengeBloomberg Businessweek: Shipping chokepoint strangles Ukraine hopes for US LNGBy Bloomberg Businessweek. Published Dec. 4, 2014 at 7:48 am US warship, USS Donald Cook, sails through the Bosporus in Istanbul, Turkey, on April 10, 2014, en route to the Black Sea. Photo by BULENT KILIC / AFPUkraine's plan to diminish its energy dependence on Russia is adrift in the Bosporus Strait. Read the story here.