U.S. oil futures climbed Friday as Crimea-related rhetoric between Russia and the West remained a top focus for traders, with some worrying that sanctions against Russia could have economic implications. Light, sweet crude for May delivery settled up 56 cents, or 0.6%, to $99.46 a barrel on the New York Mercantile Exchange. Brent crude on the ICE futures exchange gained 47 cents, or 0.4%, to $106.92 a barrel. Geopolitical tensions over Russia’s annexation of Crimea remain high, though some observers said the price increase for Nymex lessened later in the trading session on Friday as concerns about economic sanctions against Russia eased. Andy Lebow, senior vice president for energy at Jefferies Bache LLC, […]