Dorset Police has made a third arrest following a serious assault in Bournemouth.
A 16-year-old boy was reportedly stabbed in the area of Maclean Road on 26 April and was taken to hospital with serious injuries.
A 20-year-old man from Bournemouth has now been arrested on suspicion of inflicting grievous bodily harm with intent.
Two 17-year-old boys had already been arrested as part of the investigation.
All three suspects have been released on police bail while enquiries continue.