Russia’s top security agency says that it has arrested several suspects accused of involvement in an alleged Ukrainian plot ...

Russian security officials said it arrested four Russians accused of planning to kill senior officials with the Defense Ministry.

A Ukrainian official has taken credit for the assassination of Lt. Gen. Igor Kirillov, the commander of Russia’s chemical, biological and radiation defense forces, and his assistant, who were ...

An explosion killed Lt. Gen. Igor Kirillov, chief of Russia’s nuclear defense forces, and his assistant in Moscow, Russia’s ...

Russia said on Wednesday it had detained a citizen of Uzbekistan who had confessed to planting and detonating a bomb which killed Lieutenant General Igor Kirillov in Moscow a day earlier on the ...

Igor Kirillov, who was chief of Russia’s Nuclear, Biological and Chemical Protection Troops, was killed outside his apartment ...

A top Russian general accused by Ukraine of being responsible for the use of chemical weapons against Ukrainian troops was assassinated in Moscow by Ukraine’s SBU intelligence service on Tuesday ...

Igor Kirillov, a Russian general in charge of the ... The general's assistant also was reported killed in the blast, according to Russia's Investigative Committee, a federal law enforcement ...