The founder of a pro-Russian militia group in eastern Ukraine, described by authorities in Kyiv as a “criminal mastermind”, has died following a bombing in central Moscow, according to Russian state media.

Armen Sargsyan, the leader of a paramilitary unit wanted by Ukraine, died from his injuries following an explosion on Monday morning.

Armen Sargsyan, the leader of a pro-Russian paramilitary group in eastern Ukraine, died in a hospital after he was injured in an explosion in Moscow on Monday, Russian officials said.

At least four other people were injured in the blast, which blew off one of the dead military leader’s legs and left his face so mangled that it was difficult at first to identify him,

A Ukrainian separatist wanted by Kyiv was killed in a “carefully planned” explosion at a luxury apartment block in north-west Moscow on Monday.

Russian security forces allege Ukraine's role behind the bomb blast in Moscow. Sarkisyan, a pro-Russian leader, was on the wanted list of Kyiv for a long time

Armen Sarkisyan, who Ukraine's security service said had been aiding "illegal armed groups" in Donetsk, died after a blast in the lobby of an apartment complex.

MOSCOW - A pro-Russian paramilitary leader from eastern Ukraine was killed on Feb 3 when a bomb tore through parts of a luxury apartment block in Moscow, reported state news agency Tass and other Russian media. Tass called the bombing a well-planned assassination.

Armen Sarkisyan, the founder of a separatist battalion fighting in eastern Ukraine, died after an explosion in an apartment complex, according to reports citing the Russian authorities.