How did Bran's direwolf die?

Related questions

1. Is lyanna older than Ned?
2. Is Brienne of Tarth really that tall?
3. Will Arya reunite with Nymeria?
4. How tall is Brienne in Game of Thrones?
5. How much is Gwendoline Christie worth?
6. Which Direwolves are still alive?
7. How much does Gwendoline Christie weigh?
8. Did Arya Warg into a cat?
9. Who is the tall blonde lady in Game of Thrones?
10. Is the Night King a Warg?

Tags

1. #walkers
2. #during
3. #hempstead
4. #white
5. #attacked
6. #stark
7. #their
8. #locked
9. #belonging
10. #after
11. #direwolf
12. #while
13. #soldiers
14. #season
15. #three
16. #direwolves
17. #through
18. #kennel
19. #raven
20. #feast
21. #wright
22. #isaac
23. #until
24. #crossbows