Tianjin blasts victims: 'China should buy damaged homes'

It has been one week since a series of explosions in the Chinese city of Tianjin killed at least 114 people.

There is growing anger among residents who are demanding compensation.

Thousands had to evacuate their homes after toxic chemicals were detected in the air following the blasts.

There are ongoing concerns about the water and air quality in the area.

John Sudworth reports.