title: Russia's Lavrov tells Tillerson U.S. 'aggressive rhetoric' on Korea unacceptable
text: MOSCOW (Reuters) - Russian Foreign Minister Sergei Lavrov told U.S. Secretary of State Rex Tillerson on Tuesday that  Washington s aggressive rhetoric  had heightened tension on the Korean peninsula and was unacceptable, the Russian foreign ministry said. In a phone call, the two men also discussed further steps towards resolving the Syrian crisis and the situation in Ukraine, it added. 