In North Wales, police en route to a call out are flagged down by a member of the public who alerts them to a confrontation between drunken youths at a nearby car park. Meanwhile, officers in North Yorkshire have to deal with a violent bystander.In North Wales, police en route to a call out are flagged down by a member of the public who alerts them to a confrontation between drunken youths at a nearby car park. Meanwhile, officers in North Yorkshire have to deal with a violent bystander.