(Image: West Yorkshire Police)
Four people have been arrested after a 16-year-old girl suffered "significant" facial injuries.
Police said the teenager is believed to have sustained the injuries at a property in the East Bowling area of Bradford on Friday.
A 20-year-old man, a 23-year-old man, a 54-year-old man and a 51-year-old woman were arrested on Saturday on suspicion of wounding with intent.
All four have since been released on bail while enquiries continue.
Police appeal
Officers are continuing to investigate the circumstances surrounding the incident.
Anyone with information about the incident is urged to contact police.
Enquiries remain ongoing as detectives work to establish the full circumstances of what happened at the Bradford property.