Ukraine's Energy ChallengeReuters: Russian natural gas flows to Ukraine stable – UkrtransgazBy Reuters. Published Jan. 26, 2015 at 10:57 am Employees stand by a gas drilling rig on the biggest Ukrainian gas extraction site near Poltava in eastern Ukraine on June 27. Photo by AFPRussian natural gas flows to Ukraine are stable, Ukrainian gas transport monopoly Ukrtransgaz said on Jan. 26. Read more here