What do the zombies represent in World War Z?

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Tags

1. #embodied
2. #human
3. #meaning
4. #least
5. #qualities
6. #symbolically
7. #exhibit
8. #destruction
9. #undead
10. #these
11. #plague
12. #natural
13. #disasters
14. #zombies
15. #point
16. #reference
17. #together
18. #things