Updated

The latest in the explosion in China's port city of Tianjin (all times GMT):

2024 GMT

Police in the Chinese port city of Tianjin say at least seven people have been killed in explosions sparked at a warehouse or dangerous materials.

The state-run Beijing News said on its website that that between 300 and 400 people had been admitted to hospitals in the city, east of Beijing. It says the explosions shattered windows and knocked off doors of buildings in the area.

Police in Tianjin said an initial blast took place late Wednesday night in shipping containers at a warehouse for hazardous materials owned by a logistics company.