Michael F. Gibbon's arrow death in Kitchener, Ont., deemed homicide

The arrow-shootingdeath of Michael Gibbon, 60, in Kitchener, Ont., is now being treated as a homicide, Waterloo Regional Police Service says.

A post-mortem examinationwas done Tuesday morning and showed Gibbon was killed by an arrow shot into his chest. The exam also showed it wasn'ta self-inflicted wound, turning the suspicious death investigation into a homicide case.

In a release, police said theyare dedicatingconsiderable resources to the investigation, working around the clock to collect information and evidence from the crime scene and canvassingneighbours.

"The investigators received a number of tips and a lot of information as a result of the canvass," said Staff Sgt. Mike Haffner. "They are following up those leads as we speak and are hoping to put some conclusion to this investigation."

• Arrow kills man in Kitchener, Ont.
• Michael F. Gibbon, 60, identified as man killed by arrow in Kitchener, Ont.

Gibbon was found Monday morning around 7 a.m. ET on the front corner yard of a home at 387 Margaret Ave.

Emergency medical responderstook him to hospital where he later died from his injuries.

Eleven area schools were under a "hold and secure" statefor much of the day Monday as police conducted an investigation along Margaret Avenue. Classes continued but no one was allowed in or out of the schools.

"This is a concerning set of circumstances for our organization, let alone the public," Haffner said.

"We know that someone out there knows who is responsible or may have information of who is responsible for this tragic set of circumstances," he added.

It's unclear what themotivation for theattack might have been and police are not ruling out any possibilities.In a release, they also saidthe risk to public safety is not known, and that people should remainvigilant and aware of their surroundings. Any suspicious activity should be reported to police.