5 found dead in an Oshawa home, including the alleged suspect

Durham Regional Police Const. George Tudos, said police responded to a residential home on Parklane Avenue in Oshawa after reports of multiple shots fired on September 4th at approximately 1:20am.

Police arrived to find 5 deceased, two of the deceased are adult males, two are teenage boys, and one female. Another female was found suffering from a gunshot wound to her leg, her injuries are considered serious but non-life-threatening.

Tudos said police are not currently searching for any suspects, and one of the deceased males in the residence is thought to be the shooter.

Update September 5th
All deceased members were known to each other. Investigators believe the suspect died from a self-inflicted gunshot wound and no other suspects are outstanding.

Police said Mitchell Lapa, age 48, of Dalhousie Drive in Winnipeg, Manitoba is a relative of the family and was an uninvited person to the home. Lapa died as a result of a self-inflicted gunshot wound. The identities of the deceased will be released after a post mortem is conducted and all applicable next of kin are notified.

Update:
The deceased have been identified as Chris TRAYNOR, age 50; and his children Bradley TRAYNOR, age 20; Adelaide TRAYNOR, age 15; and Joseph TRAYNOR, age 11.

Details on Canada’s Top 10 Mass Murders based on number of victims can be found here!

The Ontario 2020 Homicide Victim List is available here