A man has been arrested after a dog bit two children and a woman outside a primary school in Batley Carr.
The attack happened outside Carlton Junior and Infant School, in Upper Road, before 8.44am on Monday, May 11.
A 51-year-old male from the Dewsbury area was arrested on Saturday and later bailed. The dog has been seized.
Victims of the attack suffered superficial leg injuries.
Anybody with information should contact Dewsbury Neighbourhood Policing Team on 01924 431152.