How did Superman die in real life?

Related questions

1. Is Superman Clark Kent or is Clark Kent Superman?
2. How was Superman born?
3. Who would win Marvel vs DC?
4. How fast was Usain Bolt mph?
5. What made Superman a superhero?
6. Did doomsday really kill Superman?
7. Who would win in a fight Superman or Batman?
8. Who is the owner of DC Universe?
9. Why was Superman invented?
10. Is Superboy Prime Evil?

Tags

1. #equestrian
2. #supporting
3. #after
4. #being
5. #thrown
6. #heart
7. #country
8. #reeve
9. #roles
10. #stemming
11. #condition
12. #relegated
13. #october
14. #event
15. #medical
16. #riding
17. #sequels
18. #failure
19. #paralyzed
20. #horse
21. #superman
22. #cross
23. #largely