Residents of the Marpole neighborhood in Vancouver, British Columbia suddenly found themselves double-checking their deadbolts when an unidentified killer senselessly murdered two valuable members of the community. 64-year-old Dianna Mah-Jones, and her husband, 68-year-old Richard Jones were discovered in their home on September 26th, 2017. It was a massacre inside, one that law enforcement officials would never forget.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.