Photo taken on Aug. 12, 2018, shows the accident site where a train derailed in southeastern Mongolia. At least four coaches of a train with 328 passengers aboard derailed in southeastern Mongolia Sunday morning, injuring nine passengers including three children, authorities said. (Xinhua/Ministry of Road and Transport Development of Mongolia)

At least four coaches of a train with 328 passengers aboard derailed in southeastern Mongolia Sunday morning, injuring nine passengers including three children, authorities said.

According to the latest report of the local Emergency Management Agency, the train was traveling from the Mongolian capital Ulan Bator to Sainshand, the capital city of the southeastern province of Dornogovi.

The accident took place at around 4:50 a.m. local time (2050 GMT, Saturday) near Airag soum, about 120 km northwest of Sainshand. It was raining heavily there when the accident occurred.

The injured, one of them in critical condition, were taken to a local healthcare center.

The accident is currently under investigation, and railway traffic in the area was indefinitely halted.