Update: Warrant issued for the arrest of Alexander Jolly – York Regional Police Homicide Unit investigates the death of a 22-year-old woman in Newmarket

The 2022 Ontario Homicide Victim List is available here
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York Regional Police responded to a residence in the area of Prospect Street and Gorham Street for a report of an injured person on July 29th at 1:30am.

On arrival police located an injured 22-year-old woman. She was rushed to hospital where she was pronounced deceased. Homicide Unit investigators have taken over the investigation.

Anyone in the area with residential video surveillance or dashcam footage that may have captured anything suspicious to please come forward.

Update August 2nd
Police have identified as Nicole Mercer, 22, from the City of Toronto, and the cause of death was a gunshot wound.

Update August 10th
An arrest warrant has been issued for the suspect Alexander JOLLY, who is considered armed and dangerous. He is described as

  • 6’2”, 150 lbs. and thin build
  • Fair complexion, brown straight hair and blue eyes

Anyone with information is asked to contact the Homicide Unit at 1-866-876-5423 ext. 7865, or email the Homicide Unit at homicide@yrp.ca.