Calgary police reopen 17-year-old cold case By Tracy Nagai and Lisa MacGregor Global News 24 November 2014 [...] Florence Marie Parkkari was found brutally murdered in her bedroom on November 23rd,1997. She was 64 years old. Detectives believe she died between 9:15pm Saturday night and when she was found at her home in the 100 block of Gloucester Crescent S.W. [...] For years, police believed the killer or killers were between 16 and 20 years old and may have gained access to Parkkaris home using a doggie door at the back of the house. But now investigators could be searching for someone older.