Posted on Thursday March 05, 2026
Investigators with the York Regional Police Firearms Investigations Team have charged a suspect after shots were fired at a home in the Town of Newmarket on two separate occasions.
On Thursday, October 16, 2025, at approximately 1 a.m., police responded to reports of gunshots in the area of Hewitt Circle and Plantation Gate. Officers located damage to two vehicles parked in a driveway, as well as the garage and front door of the residence. The home was occupied at the time, however no physical injuries were reported.
On Thursday, October 23, 2025, at approximately 4:40 a.m., police responded additional reports of gunshots at the same address. The suspect fired multiple rounds toward the residence and vehicles in the driveway. One victim inside a parked vehicle was struck by gunfire and was transported to hospital with serious, but non-life-threatening injuries.
Through investigation, a suspect was identified and, on March 4, 2026, investigators executed search warrants at a residence in the City of Mississauga and a residence in the City of Brampton and located a firearm and high-capacity magazines and a quantity of a controlled substance.
Charged: - Jason TULLOCH, 18, of Mississauga
| Charges: - Attempt to Commit Murder
- Aggravated Assault
- Careless Storage of Firearm
- Discharge a Firearm in a Reckless Manner x2
- Possession of a Firearm Knowing its Possession is Unauthorized x3
- Possession of a Loaded Restricted Firearm x2
- Possession of a Restricted Firearm with Ammunition x3
- Possession of a Restricted Weapon at Unauthorized Place
- Possession of a Weapon for a Dangerous Purpose
- Possession of Property Obtained by Crime over $5000
- Possession of a Controlled Substance
- Unauthorized Possession of a Firearm in Motor Vehicle x2
- Unauthorized Possession of a Prohibited Device x3
- Use of Firearm During Commission of an Indictable Offence
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Anyone with information is asked to contact the York Regional Police Firearms Investigations Team by calling 1-866-876-5423, ext. 7817. Anonymous tips can be sent to Crime Stoppers by calling 1-800-222-TIPS or by visiting www.1800222tips.com.
Crime prevention is our shared responsibility: Find up-to-date crime data in York Region on the Community Safety Data Portal, or become a partner in community safety by signing up for the Security Camera Registry today.
Prepared by: Constable James Dickson
25-344062 / 352140
March 5, 2026
