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 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,

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.

A bomb tore through the lobby of a luxury apartment block in Moscow on Monday, killing at least one person and injuring four others in an attack targeting a pro-Russian paramilitary leader from eastern Ukraine,

At least one person was killed Monday in an explosion at a high-rise apartment complex in northwestern Moscow, authorities said.

One person was killed and four others sustained serious injuries following an explosion at the entrance of a residential building in northwestern Moscow today.In a statement, Russia’s emergency services confirmed that the explosion was caused by an improvised explosive device (IED) planted at the entrance of a 29-storey building in the Alley Parusa residential complex.

A mysterious explosion occurred in a residential building in Moscow, resulting in one death and four injuries. Investigators are examining the circumstances surrounding the incident. An explosion took place in a residential building in the northwestern part of Moscow,