Probert, 18, was in medical distress when she was discovered on a Dartmouth pathway on June 6. She was transported to hospital, where she died as a result of her injuries.
On June 22 investigators in the homicide unit of the Integrated Criminal Investigation Division arrested a 16-year-old male at a Dartmouth residence.
The investigation is ongoing and police ask anyone with information about the incident to contact them or Crime Stoppers.