Russian gas firm Gazprom has confirmed it has halted gas supplies to Ukraine after a breakdown on pricing talks. It comes a day after Ukraine's state energy firm Naftogaz announced it was suspending gas purchases from Russia.
Ukraine's Energy Challenge
BBC: Russia halts gas supplies to Ukraine after talks breakdown
EU Commission Vice-President Maros Sefcovic delivers a speech focused on the EU-Russia-Ukraine trilateral gas talks in Vienna at the EU headquarters in Brussels on July 1.
