Why did the night's watch kill Jon Snow?

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Tags

1. #beyond
2. #westeros
3. #ruler
4. #customs
5. #nights
6. #stayed
7. #watch
8. #betrayed
9. #mance
10. #believe
11. #bowing
12. #their
13. #because
14. #follows
15. #before
16. #stabbed
17. #wildlings