Ukraine's Energy ChallengeBBC: BP profits down 21 percent as oil giant hit by Russia problemsBy BBC. Published Oct. 28, 2014 at 10:48 am BP, a big investor in Russia through its stake in Rosneft, said the depreciation of the ruble against the dollar dragged down profits. Photo by (Courtesy)The falling value of the ruble and lower oil prices have hit profits at oil giant BP. Read the story here.