VOLGOGRAD, December 5. /TASS/. Dzerzhinsky district court in Russian Volga River city of Volgograd has found guilty four defendants for abetment to terrorists who staged bombings at a railway station and on a trolleybus in December 2013, TASS reported on Friday.

The sentenced to 19-year terms each of the two of four accused of supporting terrorists, who organized explosions at a railway station and in a trolleybus in December, 2013.

The investigation said Ibragim Magomedov and Alautdin Dadayev had made explosive devices, used in the explosions in Volgograd.

Brothers Magomednabi and Tagir Batirovs who are accused of abetment to terrorists staging bombings in southern Russian city of Volgograd in December 2013 were sentenced to three years and ten months each, TASS reported.

Detectives have found that they helped Asker Samedov and Suleiman Magomedov to bring explosive devices for terrorist acts in Volgograd.