epa09962984 A display shows gas prices of Finnish state-owned energy company Gasum in Helsinki Finland, 21 May 2022. Gasum said on 20 May that Russian state-owned energy corporation Gazprom had informed that flows of natural gas would be halted. Gazprom confirmed exports to Finland were halted on 21 May as Helsinki had refused to pay for its supplies in rubles. Halting gas supplies comes as Finland and Sweden were applying for NATO membership after Russia's invasion of Ukraine. EPA/MAURI RATILAINEN
