CNNUS Treasury targets companies in Russia, China for violating North Korea sanctionsCNN(CNN) The US government on Wednesday moved to increase economic pressure on North Korea, adding new sanctions that target one individual and three shipping companies in Singapore, China and Russia for violating restrictions on trade with ...US targets Chinese and Russian firms with breach of North Korea sanctionsReutersTreasury sanctions Russian, Chinese firms for helping North Korea evade trade embargoMarketWatchall 113 news articles »