A late-night collision on Calgary’s Stoney Trail has resulted in four fatalities and four injuries, according to police reports. The crash occurred Sunday night, though specific details regarding the cause remain under investigation. Authorities have confirmed the deaths of four individuals at the scene. Four other people were transported to hospital with injuries; their conditions are currently unknown. Stoney Trail was partially closed following the accident, causing significant traffic disruptions. Calgary police are appealing for witnesses to come forward with any information related to the crash, as they continue to piece together the events leading up to the tragedy.