FinanceUniper warns of loan impairment over sanctions-hit Nord Stream 2 pipelineGerman company, together with four other European peers, opted to finance Gazprom-owned gas export pipeline despite opposition to the project by PolandOptimism: Uniper chief executive Andreas Schierenbeck expects Russian subsea gas export pipeline Nord Stream 2 to be completed, saving company's investments into the projectPhoto: REUTERS/SCANPIXVladimir AfanasievMoscow