A person cycles past the train station that was damaged by repeated shelling in Kostiantynivka, amid Russia's attack on Ukraine, in Donetsk region, Ukraine April 10, 2024. Reuters-Yonhap

An east Ukrainian crime boss and separatist wanted by Kyiv had died from wounds inflicted during a blast at a luxury Moscow complex on Monday, Russian news agencies reported.

"(Armen) Sarkisian died in hospital after an assassination in Moscow," the TASS news agency said, quoting health officials, with the RIA Novosti and Interfax agencies also saying he had died. (AFP)