Conversation so far:
How did Marco Simoncelli die?
Simoncelli was involved in a collision during the Malaysian Grand Prix and was struck in the lower body and head, in the course of which Simoncelli lost his helmet.
What happened after the Marco Simoncelli's crash during the Malaysian Grand Prix?
The race was immediately red-flagged.

Question: How badly was he hurt
Self-contained rewrite: How badly was Marco Simoncelli hurt as a result of his crash at the Malaysian Grand Prix?