U.N.-backed Libyan leader open to talks with eastern rival

By John Irish and Yara Bayoumy NEW YORK (Reuters) - The prime minister of Libya's U.N.-backed government said on Thursday he was open to talks with an eastern Libyan commander despite his self-styled army's offensive on oil facilities that threatens to plunge the country backwards. The advance is the latest power struggle over the OPEC member's energy assets after the fall of Muammar Gaddafi in 2011 and ensuing chaos left the North African country splintered into rival armed factions. The comman