A worker stands near pipes at an underground gas storage facility near Striy May 21, 2014. Russia has said state-controlled exporter Gazprom will not supply transit nation Ukraine with gas for its own... more 
A worker stands near pipes at an underground gas storage facility near Striy May 21, 2014. Russia has said state-controlled exporter Gazprom will not supply transit nation Ukraine with gas for its own use in June if Kiev fails to pay in advance and has warned a cut-off could affect supplies to European consumer nations via Ukraine. REUTERS/Gleb Garanich (UKRAINE - Tags: ENERGY POLITICS BUSINESS) less 
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Reuters | Photo By GLEB GARANICH / REUTERS
Wed, May 21, 2014 12:30 PM EDT