Canada-wide warrant issued for suspect in Calgary stabbing death

A Canada-wide warrant has been issued for a suspect ina stabbing death in downtown Calgary last month.

Police said the victim, who was identified by police as Russell David Younker, 49, was stabbed on April 15 during a fight on 11th StreetS.W.near the Downtown West-Kerby CTrain station.

Younkercollapsed at the scenewhile the attacker ran away. Younker later died in hospital.

Police believethe victim and the accused knew each other, and the altercation resulted from a previous incident that occurred between them.

Christopher Douglas Mathers, 34, was identified as a suspect because of a tip provided by a member of the public, police said Tuesday.

Upon attempting to locate Mathers, investigators said they learned he had moved out of his house and had potentially left Calgary.

Mathers is believed to have connections toBritish Columbia, Halifax and London, Ont.

A warrant has now been issued for Mathers. He faces asecond-degree murder charge.

Police describe him as six-foot-one, about 220 poundsand having brown hair and blue eyes.

Investigators are still hoping to speak with a potential witness.

The witnesswas seen wearing a blue hoodie with a red logo on the front, a baseball cap, sunglasses and a backpack.

Anyone with information on thewhereabouts of Mathers is asked to call the homicide tip lineat 403-428-8877, or the Calgary Police Service non-emergency line at 403-266-1234.