TIANJIN, China (AP) — The latest on the explosions in China's port city of Tianjin (all times local):

6 a.m.

There were scenes of devastation as dawn broke over the northeastern Chinese city of Tianjin after huge explosions rocked the port city later Wednesday night. Windows were blown out of high rise apartments and office buildings were destroyed. A fireball appears to have swept through a parking lot of 1,000 new Renault cars, with the paint burned off and the cars left charred.

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5 a.m.

Government officials and state media say that the massive explosions at a warehouse for dangerous materials in the northeastern Chinese port of Tianjin killed at least 17 people and injured hundreds, including 32 in serious condition. The explosions late Wednesday knocked doors off buildings in the area and shattered windows up to several kilometers (miles) away.

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2:45 a.m.

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.