You're reading: Associated Press: Grenade explosion on bus kills one teen, wounds three in Ukraine

Russia-backed separatists in eastern Ukraine say an accidental grenade explosion on a bus has killed one teenager and wounded three others.

Separatist military spokesman Ruslan Yakubov said in a statement carried by the Donetsk News Agency that the grenade was in a rucksack belonging to one of the boys when it went off on May 22.

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