Four killed in helicopter crash in eastern Siberia

MOSCOW, Dec. 30 (Xinhua) -- Four people were killed in a helicopter crash in the eastern Siberian city of Ulan-Ude on Sunday, TASS news agency reported.

"A helicopter crashed in Ulan-Ude. Four people on board of the aircraft were killed," a local police source was quoted by TASS as saying.

The police and rescuers have arrived at the scene in Ulan-Ude, the capital city of Russia's Republic of Buryatia.

There are reports that the crash caused fire over the aircraft.