Finland has detained a Russian ship after a power cable was damaged in the Baltic Sea The EU plans to impose sanctions on what it calls Russia’s ‘shadow fleet’ of tankers after an undersea power cable connecting Finland and Estonia was severed, EU foreign policy chief Kaja Kallas has said. Finnish authorities detained a Russian oil tanker, the Eagle S, as part of an investigation into damage caused to the EstLink 2 power cable on Thursday. The EstLink 2, which delivers electricity to Estonia