MOSCOW, Jan. 3 (Xinhua) -- Two cars collided into each other in West Siberia, Russia on Wednesday, leaving 10 people, including four children, killed, the country's Emergencies Ministry said.

The traffic accident occurred on a regional highway in Oktyabrsky District in the Khanty-Mansiysk Autonomous Area, and was reported to the government at 14:37 Moscow time (1137 GMT), the ministry said in a statement.

Firefighters and rescue teams have been sent to the scene, the statement said.