From YouTube:
At least 15 have been killed and over 25 injured in a blast at a railway station in the city of Volgograd, southern Russia. The explosion took place at 12.45 local time (08:40 GMT). A female suicide bomber is suspected, says the National Anti-Terrorism Committee. The device reportedly went off just before the metal detector. Witnesses say a policeman detected a suspicious woman who blew herself up when he approached her.
