Armen Sarkisian, a known mafia boss from east Ukraine, is the latest target in a string of explosions on Russian soil.

After an explosion in Moscow that killed the founder of a unit fighting on Russia’s side in the war against Ukraine, ...

Armen Sarkisyan, founder of a battalion fighting Ukrainian forces, was targeted in what is being described as an assassination.

Russian authorities and news reports say an explosion in an upscale Moscow neighborhood killed two people, including the founder of a battalion that battled Kyiv’s forces in eastern Ukraine.