Russia 's energy monopoly Gazprom cuts off gas supplies to Ukraine . Company says it owes it about $ 2 billion for past natural gas sales . Ukraine 's state-controlled energy company , Naftogaz Ukrainy , said Thursday it is ensuring domestic natural gas needs are covered by taking gas from underground storage facilities . Gazprom cuts supplies to other European countries wo n't be cut . Gazprom cut supplies on July 1 , 2006 , but turned supply back on a day later .
Russia 's energy monopoly Gazprom cuts off gas supplies to Ukraine . Company says it owes it about $ 2 billion for past natural gas sales . Gazprom cuts supplies to other European countries wo n't be cut . Gazprom cut supplies on July 1 , 2006 , but turned supply back on a day later .