Valves and pipelines are seen at a gas compressor station in Velke Kapusany

Valves and pipelines are seen at a gas compressor station on the Slovakia-Ukraine border in Velke Kapusany September 2, 2014. Ukraine had begun test imports of gas from Slovakia in August via an upgraded pipeline, as the country tries to secure greater energy independence from Russia. REUTERS/David W Cerny (SLOVAKIA — Tags: BUSINESS POLITICS ENERGY)