Conversation so far:
What accident did Dean have?
Dean, unable to stop in time, slammed into the driver's side of the Ford resulting in Dean's car bouncing across the pavement onto the side of the highway.
Was Dean injured in the accident?
Dean was trapped in the car and sustained numerous fatal injuries, including a broken neck.

Question: What happened after his death?
Self-contained rewrite: What happened after James Dean's death?