Ukraine’s Security Service said Sunday they had killed Russian special service agents suspected of gunning down a fellow officer in Kyiv earlier this week, saying it believed Russia’s Federal Security Service was responsible.

Ukrainian Security Service says two Russian FSB agents suspected of killing Colonel Ivan Voronych on July 10 have been "neutralized" in Kyiv Oblast.

KYIV, July 13 (Reuters) - Ukrainian intelligence agents on Sunday killed members of a Russian secret service cell wanted on suspicion of having shot dead a colonel in Ukraine's SBU security service last week, the SBU said.