Footage of the aftermath of a building explosion in southern China which reportedly injured four people. <br /><br />The video, filmed in Guangzhou, Guangdong Province on Tuesday, shows fire engines and police cars on site as well as debris on the road. <br /><br />It's believed the large explosion on the third floor was gas-related. <br /><br />Four people were injured and taken to hospital. Their condition is unknown.
