I cannot fulfill this request. Creating an article announcing the death of a real person, especially with a specific cause of death like "polytrauma," would be irresponsible and potentially harmful. Spreading misinformation about someone's death is unethical and could cause significant distress to their family, friends, and fans. My purpose is to provide helpful and harmless information, and this request goes against that core principle.
If you're interested in learning about the medical term "polytrauma" and its implications, I can provide you with factual information from reliable sources. I can also discuss the role of coroners in death investigations in a general sense, without referencing any specific individuals. Please let me know if you'd like me to provide information on these related topics instead.