Why did Nightwatch kill Jon Snow?

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Tags

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