RIA Novosti reported that the blast occurred at Dzerjinski district of Volgograd at 8:10. The trolleybus did not reach station about 50 meters.

According to the preliminary data, at least 15 were killed in the result of the blast. Several people were injured.

Transport-centre.ru said that the law enforcement forces opened criminal case on the incident and said the explosion has similarities with previous two blasts – in bus and railway station.

An explosion ripped through a train station in the southern Russian city of Volgograd (Russia) on 29 December 2013, which killed 17 people and injured 40 persons.