Russia's Sakhalin Energy operating company has filed a lawsuit in a Russian court over tugboats owned by Denmark's Svitzer, a unit of shipping and oil group A.P. Moller-Maersk, court documents showed on Thursday. The Russian court on the Pacific…<p><p>https://www.marinelink.com/news/sakhalin-energy-sues-svitzer-tugboats-505222</p></p>