Ukraine freezes $144 mln in foreign accounts in 'Boiko's rigs' case – PGO chief

Ukraine freezes $144 million in foreign accounts as part of the investigation into the case on abuse during the purchase of two offshore drilling rigs of Chornomornaftogaz in 2011-2012, Chief of Ukraine's Prosecutor General's Office (PGO) Yuriy Lutsenko has said.