MOSCOW, December 30. /ITAR-TASS/. Interrelation of two explosions in the southern Russian city of Volgograd - at a railway and in a trolleybus is being confirmed, Russian Investigation Committee (SK) spokesman Vladimir Markin said.

“An explosive device, which was used to blast the trolleybus, was full of destructive elements. As both explosive devices’ striking elements are identical this proves that there is interrelation between the two terrorist acts,” the spokesman said, adding “Maybe, they are being prepared in one place.