Media playback is unsupported on your device

Ai Weiwei's New York photo exhibition

30 June 2011 Last updated at 02:14 BST

An exhibition of Chinese artist Ai Weiwei's early photographic work from his time in New York is being exhibited in the city.

The government critic has just been released from nearly three months in detention in a recent crackdown on critics of the Communist Party.

Will Grant reports.