GRAPHIC: Aftermath of deadly blast on trolley bus in Volgograd

WARNING! Some users could find this footage disturbing. COURTESY: RT's RUPTLY video agency, NO RE-UPLOAD, NO REUSE - FOR LICENSING, PLEASE, CONTACT http://ruptly.tv A terrorist attack in the Russian city of Volgograd has killed at least 14 passengers on a trolley bus. The explosion comes a day after a suicide bombing in the city which killed 17 people and injured scores of others. READ MORE h ...