Al-jazaeera reports a female suicide bomber set off a blast in a train station in the southern Russian city of Volgograd that killing at least 18 people, news reports and officials said.
Regional interior ministry spokeswoman Svetlana Smolyaninova told the ITAR-TASS news agency on Sunday that the blast occurred inside the train station Sunday at around 12:45 pm.
Al-Jazeera adds that a National Anti-Terror Committee official told the RIA Novosti news agency that the blast was set off by a female suicide bomber.
An Investigative Committee spokesman told Interfax that at least 13 people were killed.
ITAR-TASS said the blast occurred near the metal detectors stationed at the entrance to the city's main train station, notes Al-Jazeera.