Alexei Mozgovoi, a 40-year-old businessman-turned-separatist-commander, was killed in an ambush on a highway in eastern Ukraine, according to a video statement released Sunday by the pro-Russian Prizrak ("Ghost") battalion Mozgovoi led. CNN reported May 24 a pro-Ukrainian guerrilla group called the Shadows claimed responsibility for the attack against the leader of a separatist group known for its ruthlessness.
Russia's War Against Ukraine
International Business Times: Alexei Mozgovoi, Ukrainian separatist ‘Ghost’ battalion rebel commander who opposed women going to pubs, killed in ambush

Armed pro-Russian rebels of the self-proclaimed Donetsk People's Republic sit atop their armoured personnel carriers during rehearsals for the Victory Day parade in Donetsk on May 5, 2015.