Serena Chelsea McKay (September 30 1997-April 22/23,2016) was a Canadian girl that was brutally murdered and her murder was posted online. The accused suspects are two teenage girls aged 16 and 17. The murder happened on the Sagkeeng First Nation 100 kilometers northeast of Winnipeg, Manitoba. Her murder was filmed and posted online causing great outrage across Canada. The video came in a short version and long version and the short version was posted on Facebook. The long version was available for 4 hours but later deleted from the public. Sagkeeng's Grand Chief Derrick Henderson had requested to Facebook to remove the short video from the public. It is not exactly known whether she died on April 22 or April 23 as she was last seen on the evening of April 22,2017, confirmed missing at 6:pm on April 23,2017, and a dead body later confirmed to be Serena McKay was found at 8:pm on April 23, 2017. Two teenage were arrested. Their names can't be named publicly because of a Canadian law that prohibits releasing names of youth-criminals or accused youth-criminals. It is known that the 2 girls accused in the murder did go to school with Serena McKay. Prosecutors are trying to seek adult sentences for the 2 accused teenage girls if they are found guilty. On May, 26, 2017, the 17 year old suspect has had her first trial at a Winnipeg provincial court where both the defence lawyers and prosecutors ordered a psychological test. She is being held at the Manitoba Youth Centre (a prison for youth which has both remand, post remand, and convict units) since her arrest shortly after the murder. The 16 year old has also been ordered to go a psychological assessment. A vigil was held in Winnipeg on April 29, 2017 with hundreds marching. McKay was set to graduate in 2017. McKay's funeral was held at Westwood Church in Winnipeg on May 1, 2017. She was also buried in Winnipeg. At McKay's high school's graduation on June 23, 2017 what would have been her seat was left empty and marked with a red graduation gown and diploma. All this was done in honour and memory of Serena McKay.