Torrential rains triggered mountain torrents and landslides in the city of Changji, northwest China's Xinjiang Uygur Autonomous Region, at around 6:50 p.m. on Monday, leaving roads clogged and four people missing, according to local emergency response and fire departments.

Police received reports of vehicles being trapped at around 7:55 p.m. on Monday, and immediately launched rescue operations.

By 3 a.m. on Tuesday, roads had been cleared, with trapped people and vehicles moved to safe locations.

Search and rescue efforts for the four people missing are underway.