Helicopter crashes in south London
16 January 2013 Last updated at 08:56 GMT
A helicopter has crashed near a railway station in central London during the morning rush hour.
It collided with a crane at a nearby construction site.
A large plume of smoke is seen rising in the area close to Vauxhall train station near the river Thames.
There's been no word of casualties.
BBC Radio 4's Edward Stourton updated Today presenter Sarah Montague with the latest from the site of the incident.
First broadcast on BBC Radio 4's Today Programme on Wednesday 16 January 2012.