Watch: Crowds flee disturbance at kabaddi event
Footage has emerged showing people fleeing as loud bangs are heard at a sporting event in Derby.
Four men have been arrested after the large-scale disturbance at the kabaddi event in Elvaston Lane, Alvaston, at 15:50 BST on Sunday.
Derbyshire Police said four people were injured with one person seriously hurt, and a large police presence would remain in the area for some time.
The men, aged 24, 28, 30 and 38, were held on suspicion of possession of a firearm and violent disorder, and remain in custody.
Follow BBC East Midlands on Facebook, Twitter, or Instagram. Send your story ideas to [email protected].