Usually if a helmet is not mentioned, the rider had one on.
“Usually if a helmet is not mentioned, the rider had one on.”
http://www.jsonline.com/story/index.aspx?id=789102
“Police said the man was not wearing a helmet.”
So, the only question is if he died from head injuries.
Again, it’s the car drivers fault, but this guy did lack basic safety equipment that may or may not have made a difference in this instance.