RT
Preliminary data suggests that a female suicide bomber conducted the attack on the bus in Volgograd, central Russia, killing six people and injuring 20, according to the Russian Investigative Committee.
A terrorist act has been confirmed by the National Anti-terrorist Committee.
“Today at 2:05pm Moscow time [10:05 GMT] in Volgograd inside a bus, as a result of an unknown explosive device going off, a blast happened, leading to casualties,” a national Anti-terrorist Committee representative said in the statement.
Also, a grenade has been found under the vehicle and it’s now being checked whether the explosive is live, a source in the security forces now at the scene told RIA Novosti.