Apollo Theatre roof collapses in London
19 December 2013 Last updated at 22:07 GMT
Part of a roof in the Apollo Theatre in central London has collapsed during a performance.
The theatre in Shaftesbury Avenue was packed for a performance of the Curious Incident Of The Dog in the Night-Time.
Eyewitness Khalil Anjarwalla, who was watching the performance, said he was "shocked" by the incident.