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

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.

The Moscow prosecutor's office told journalists that it "is monitoring the establishment of the circumstances of the incident in the residential complex on Aviatsionnaya Street." Moscow's regional ...

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